rename: adopt yoi identity

crates/client/src/lib.rs

@@ -2,7 +2,7 @@
 //!
 //! - [`PodClient`]: 既存 pod の Unix ソケットへ接続して `Method` を送り、
 //!   `Event` を受け取る低レベル接続。
-//! - [`spawn`]: pod バイナリをサブプロセスとして起動し、`INSOMNIA-READY`
+//! - [`spawn`]: pod バイナリをサブプロセスとして起動し、`YOI-READY`
 //!   ハンドシェイクが終わるまで待つフロー。subprocess を立ち上げる必要が
 //!   ない呼び出し側 (=既存 pod に attach する場合) は使わなくてよい。
 //!

crates/client/src/runtime_command.rs

@@ -3,7 +3,7 @@ use std::fmt;
 use std::io;
 use std::path::{Path, PathBuf};
 
-const POD_RUNTIME_COMMAND_ENV: &str = "INSOMNIA_POD_RUNTIME_COMMAND";
+const POD_RUNTIME_COMMAND_ENV: &str = "YOI_POD_RUNTIME_COMMAND";
 
 #[derive(Clone, Debug, PartialEq, Eq)]
 pub struct PodRuntimeCommand {
@@ -29,9 +29,9 @@ impl PodRuntimeCommand {
 
     /// Resolve the Pod runtime command used for subprocess launches.
     ///
-    /// The default launch path is always the current `insomnia` executable plus
+    /// The default launch path is always the current `yoi` executable plus
     /// the unified `pod` prefix argument. During development, a non-empty
-    /// `INSOMNIA_POD_RUNTIME_COMMAND` value replaces only the executable path;
+    /// `YOI_POD_RUNTIME_COMMAND` value replaces only the executable path;
     /// the `pod` prefix is still added here and the env value is not parsed as a
     /// shell command.
     pub fn resolve() -> io::Result<Self> {
@@ -89,10 +89,10 @@ mod tests {
     use super::*;
 
     #[test]
-    fn insomnia_binary_defaults_to_pod_prefix() {
-        let command = PodRuntimeCommand::for_executable("/opt/insomnia/bin/insomnia");
+    fn yoi_binary_defaults_to_pod_prefix() {
+        let command = PodRuntimeCommand::for_executable("/opt/yoi/bin/yoi");
 
-        assert_eq!(command.program(), Path::new("/opt/insomnia/bin/insomnia"));
+        assert_eq!(command.program(), Path::new("/opt/yoi/bin/yoi"));
         assert_eq!(command.prefix_args(), [OsString::from("pod")]);
         assert_eq!(
             command.argv_with(["--pod", "agent"]),
@@ -105,12 +105,9 @@ mod tests {
 
     #[test]
     fn any_runtime_executable_gets_pod_prefix() {
-        let command = PodRuntimeCommand::for_executable("/opt/insomnia/bin/custom-runtime");
+        let command = PodRuntimeCommand::for_executable("/opt/yoi/bin/custom-runtime");
 
-        assert_eq!(
-            command.program(),
-            Path::new("/opt/insomnia/bin/custom-runtime")
-        );
+        assert_eq!(command.program(), Path::new("/opt/yoi/bin/custom-runtime"));
         assert_eq!(command.prefix_args(), [OsString::from("pod")]);
         assert_eq!(
             command.argv_with(["--pod", "agent"]),
@@ -124,38 +121,38 @@ mod tests {
     #[test]
     fn resolve_uses_current_exe_when_override_is_unset() {
         let command = PodRuntimeCommand::resolve_from_env_value(None, || {
-            Ok(PathBuf::from("/opt/insomnia/bin/insomnia"))
+            Ok(PathBuf::from("/opt/yoi/bin/yoi"))
         })
         .unwrap();
 
         assert_eq!(
             command,
-            PodRuntimeCommand::for_executable("/opt/insomnia/bin/insomnia")
+            PodRuntimeCommand::for_executable("/opt/yoi/bin/yoi")
         );
     }
 
     #[test]
     fn resolve_uses_current_exe_when_override_is_empty() {
         let command = PodRuntimeCommand::resolve_from_env_value(Some(OsString::new()), || {
-            Ok(PathBuf::from("/opt/insomnia/bin/insomnia"))
+            Ok(PathBuf::from("/opt/yoi/bin/yoi"))
         })
         .unwrap();
 
         assert_eq!(
             command,
-            PodRuntimeCommand::for_executable("/opt/insomnia/bin/insomnia")
+            PodRuntimeCommand::for_executable("/opt/yoi/bin/yoi")
         );
     }
 
     #[test]
     fn resolve_override_replaces_only_program_and_keeps_pod_prefix() {
         let command = PodRuntimeCommand::resolve_from_env_value(
-            Some(OsString::from("/tmp/rebuilt insomnia")),
+            Some(OsString::from("/tmp/rebuilt yoi")),
             || panic!("override must not inspect current_exe"),
         )
         .unwrap();
 
-        assert_eq!(command.program(), Path::new("/tmp/rebuilt insomnia"));
+        assert_eq!(command.program(), Path::new("/tmp/rebuilt yoi"));
         assert_eq!(command.prefix_args(), [OsString::from("pod")]);
         assert_eq!(
             command.argv_with(["--pod", "agent"]),

crates/client/src/spawn.rs

@@ -1,9 +1,9 @@
-//! Pod runtime command をサブプロセスとして立ち上げ、`INSOMNIA-READY` を待つ
+//! Pod runtime command をサブプロセスとして立ち上げ、`YOI-READY` を待つ
 //! ハンドシェイク。
 //!
 //! - 親プロセス (TUI / GUI / E2E) は profile/default/typed restore flags を
 //!   指定してこの関数に渡す。pod はそれを受けて socket を bind し、stderr に
-//!   `INSOMNIA-READY\t<name>\t<socket>` を吐く。
+//!   `YOI-READY\t<name>\t<socket>` を吐く。
 //! - 待機中の stderr 行は `progress` コールバック越しに呼び出し側へ流す。
 //!   UI の進捗表示や E2E のログ収集はここで賄う。
 //! - `kill_on_drop = false` + `process_group(0)` により、親プロセス
@@ -19,7 +19,7 @@ use crate::PodRuntimeCommand;
 use tokio::process::Command;
 use uuid::Uuid;
 
-const READY_PREFIX: &str = "INSOMNIA-READY\t";
+const READY_PREFIX: &str = "YOI-READY\t";
 const READY_TIMEOUT: Duration = Duration::from_secs(20);
 
 /// `spawn_pod` の入力。
@@ -69,7 +69,7 @@ impl std::fmt::Display for SpawnError {
             Self::Io(e) => write!(f, "io error: {e}"),
             Self::RuntimeDirUnavailable => write!(
                 f,
-                "could not resolve runtime directory (set INSOMNIA_HOME, INSOMNIA_RUNTIME_DIR, XDG_RUNTIME_DIR, or HOME)"
+                "could not resolve runtime directory (set YOI_HOME, YOI_RUNTIME_DIR, XDG_RUNTIME_DIR, or HOME)"
             ),
             Self::PodLaunchFailed { command, source } => write!(
                 f,
@@ -106,7 +106,7 @@ impl From<io::Error> for SpawnError {
     }
 }
 
-/// pod を spawn し、`INSOMNIA-READY` ハンドシェイクが終わるまで待つ。
+/// pod を spawn し、`YOI-READY` ハンドシェイクが終わるまで待つ。
 ///
 /// `progress` は ready 行を見つけるまでに観測した stderr の各行で呼ばれる
 /// (ready 行自体は除外される)。UI の表示更新や E2E ログ取得に使う。

crates/llm-worker/src/llm_client/scheme/openai_responses/events.rs

@@ -2,7 +2,7 @@
 //!
 //! `response.*` 名前空間の SSE を共通の [`Event`](crate::llm_client::event::Event)
 //! に変換する。Responses の (output_index, content_index) 2 次元座標と
-//! insomnia 側 1 次元 `BlockStart/Delta/Stop::index` のマッピングは
+//! yoi 側 1 次元 `BlockStart/Delta/Stop::index` のマッピングは
 //! [`OpenAIResponsesState`] が保持する。
 
 use std::collections::{BTreeMap, HashMap};

crates/llm-worker/src/llm_client/types.rs

@@ -1,6 +1,6 @@
 //! LLM Client Common Types
 //!
-//! Core conversation types for insomnia's LLM interaction model.
+//! Core conversation types for yoi's LLM interaction model.
 //! The core abstraction is `Item` which represents different types of conversation elements:
 //! - Message items (user/assistant messages with content parts)
 //! - ToolCall items (tool invocations)

crates/manifest/src/config.rs

@@ -688,7 +688,7 @@ mod tests {
     use crate::{Permission, ReasoningEffort, ScopeRule};
 
     fn abs(path: &str) -> PathBuf {
-        PathBuf::from(format!("/tmp/insomnia-test{path}"))
+        PathBuf::from(format!("/tmp/yoi-test{path}"))
     }
 
     fn api_key_file_auth(path: PathBuf) -> AuthRef {
@@ -791,14 +791,14 @@ mod tests {
     fn resolve_paths_joins_relative_auth_file() {
         let mut cfg = minimal_valid();
         cfg.model.auth = Some(api_key_file_auth(PathBuf::from("keys/anthropic")));
-        let resolved = cfg.resolve_paths(Path::new("/home/user/.config/insomnia"));
+        let resolved = cfg.resolve_paths(Path::new("/home/user/.config/yoi"));
         let file = match resolved.model.auth {
             Some(AuthRef::ApiKey { file, .. }) => file,
             _ => panic!("expected ApiKey"),
         };
         assert_eq!(
             file.as_deref(),
-            Some(Path::new("/home/user/.config/insomnia/keys/anthropic"))
+            Some(Path::new("/home/user/.config/yoi/keys/anthropic"))
         );
     }
 

crates/manifest/src/defaults.rs

@@ -44,8 +44,8 @@ pub const COMPACT_OVERVIEW_DEADLINE_TOKENS: u64 = 40_000;
 
 /// Default instruction asset reference used when `worker.instruction`
 /// is omitted. See the `PromptLoader` prefix addressing scheme for the
-/// `$insomnia/` / `$user/` / `$workspace/` namespaces.
-pub const DEFAULT_INSTRUCTION: &str = "$insomnia/default";
+/// `$yoi/` / `$user/` / `$workspace/` namespaces.
+pub const DEFAULT_INSTRUCTION: &str = "$yoi/default";
 
 /// Default language policy used by the main worker for normal prose
 /// responses. See [`crate::WorkerManifest::language`].

crates/manifest/src/lib.rs

@@ -256,7 +256,7 @@ pub struct PodMeta {
 pub struct WorkerManifest {
     /// Reference to the instruction prompt asset used as the body of
     /// the worker's system prompt. Uses the `PromptLoader` prefix
-    /// addressing scheme (`$insomnia/...`, `$user/...`,
+    /// addressing scheme (`$yoi/...`, `$user/...`,
     /// `$workspace/...`) and is always populated after resolution —
     /// unset manifests fall through to [`defaults::DEFAULT_INSTRUCTION`].
     #[serde(default = "default_instruction")]

crates/manifest/src/paths.rs

@@ -1,4 +1,4 @@
-//! Insomnia のホームディレクトリ配下のパス解決を一元化するモジュール。
+//! Yoi のホームディレクトリ配下のパス解決を一元化するモジュール。
 //!
 //! 用途別に三つの base directory を持つ:
 //!
@@ -10,13 +10,13 @@
 //!
 //! ## 解決順 (優先順位高 → 低)
 //!
-//! | base | 1. `INSOMNIA_<KIND>_DIR` | 2. `INSOMNIA_HOME` | 3. `XDG_*` | 4. 既定 |
+//! | base | 1. `YOI_<KIND>_DIR` | 2. `YOI_HOME` | 3. `XDG_*` | 4. 既定 |
 //! |---|---|---|---|---|
-//! | config  | `INSOMNIA_CONFIG_DIR`  | `$INSOMNIA_HOME/config` | `$XDG_CONFIG_HOME/insomnia` | `$HOME/.config/insomnia` |
-//! | data    | `INSOMNIA_DATA_DIR`    | `$INSOMNIA_HOME`        | —                            | `$HOME/.insomnia` |
-//! | runtime | `INSOMNIA_RUNTIME_DIR` | `$INSOMNIA_HOME/run`    | `$XDG_RUNTIME_DIR/insomnia` | `$HOME/.insomnia/run` |
+//! | config  | `YOI_CONFIG_DIR`  | `$YOI_HOME/config` | `$XDG_CONFIG_HOME/yoi` | `$HOME/.config/yoi` |
+//! | data    | `YOI_DATA_DIR`    | `$YOI_HOME`        | —                            | `$HOME/.yoi` |
+//! | runtime | `YOI_RUNTIME_DIR` | `$YOI_HOME/run`    | `$XDG_RUNTIME_DIR/yoi` | `$HOME/.yoi/run` |
 //!
-//! `INSOMNIA_HOME=$X` のとき config は `$X/config`、data は `$X` 直下、
+//! `YOI_HOME=$X` のとき config は `$X/config`、data は `$X` 直下、
 //! runtime は `$X/run` に集約される。テストや sandbox 利用ではこれ一本
 //! で全部 tempdir に向けられる。
 //!
@@ -29,8 +29,8 @@ use std::path::PathBuf;
 /// `prompts/` などが置かれる。
 pub fn config_dir() -> Option<PathBuf> {
     resolve_config_dir_from_parts(
-        env_path("INSOMNIA_CONFIG_DIR"),
-        env_path("INSOMNIA_HOME"),
+        env_path("YOI_CONFIG_DIR"),
+        env_path("YOI_HOME"),
         env_path("XDG_CONFIG_HOME"),
         env_path("HOME"),
     )
@@ -40,8 +40,8 @@ pub fn config_dir() -> Option<PathBuf> {
 /// 置き場。
 pub fn data_dir() -> Option<PathBuf> {
     resolve_data_dir_from_parts(
-        env_path("INSOMNIA_DATA_DIR"),
-        env_path("INSOMNIA_HOME"),
+        env_path("YOI_DATA_DIR"),
+        env_path("YOI_HOME"),
         env_path("HOME"),
     )
 }
@@ -50,8 +50,8 @@ pub fn data_dir() -> Option<PathBuf> {
 /// `status.json` 等が置かれる。再起動で消えて構わない。
 pub fn runtime_dir() -> Option<PathBuf> {
     resolve_runtime_dir_from_parts(
-        env_path("INSOMNIA_RUNTIME_DIR"),
-        env_path("INSOMNIA_HOME"),
+        env_path("YOI_RUNTIME_DIR"),
+        env_path("YOI_HOME"),
         env_path("XDG_RUNTIME_DIR"),
         env_path("HOME"),
     )
@@ -111,53 +111,53 @@ pub fn pod_socket_path(pod_name: &str) -> Option<PathBuf> {
 // ---- internals --------------------------------------------------------------
 
 fn resolve_config_dir_from_parts(
-    insomnia_config_dir: Option<PathBuf>,
-    insomnia_home: Option<PathBuf>,
+    yoi_config_dir: Option<PathBuf>,
+    yoi_home: Option<PathBuf>,
     xdg_config_home: Option<PathBuf>,
     home: Option<PathBuf>,
 ) -> Option<PathBuf> {
-    if let Some(p) = insomnia_config_dir {
+    if let Some(p) = yoi_config_dir {
         return Some(p);
     }
-    if let Some(p) = insomnia_home {
+    if let Some(p) = yoi_home {
         return Some(p.join("config"));
     }
     if let Some(p) = xdg_config_home {
-        return Some(p.join("insomnia"));
+        return Some(p.join("yoi"));
     }
-    Some(home?.join(".config").join("insomnia"))
+    Some(home?.join(".config").join("yoi"))
 }
 
 fn resolve_data_dir_from_parts(
-    insomnia_data_dir: Option<PathBuf>,
-    insomnia_home: Option<PathBuf>,
+    yoi_data_dir: Option<PathBuf>,
+    yoi_home: Option<PathBuf>,
     home: Option<PathBuf>,
 ) -> Option<PathBuf> {
-    if let Some(p) = insomnia_data_dir {
+    if let Some(p) = yoi_data_dir {
         return Some(p);
     }
-    if let Some(p) = insomnia_home {
+    if let Some(p) = yoi_home {
         return Some(p);
     }
-    Some(home?.join(".insomnia"))
+    Some(home?.join(".yoi"))
 }
 
 fn resolve_runtime_dir_from_parts(
-    insomnia_runtime_dir: Option<PathBuf>,
-    insomnia_home: Option<PathBuf>,
+    yoi_runtime_dir: Option<PathBuf>,
+    yoi_home: Option<PathBuf>,
     xdg_runtime_dir: Option<PathBuf>,
     home: Option<PathBuf>,
 ) -> Option<PathBuf> {
-    if let Some(p) = insomnia_runtime_dir {
+    if let Some(p) = yoi_runtime_dir {
         return Some(p);
     }
-    if let Some(p) = insomnia_home {
+    if let Some(p) = yoi_home {
         return Some(p.join("run"));
     }
     if let Some(p) = xdg_runtime_dir {
-        return Some(p.join("insomnia"));
+        return Some(p.join("yoi"));
     }
-    Some(home?.join(".insomnia").join("run"))
+    Some(home?.join(".yoi").join("run"))
 }
 
 fn user_profiles_path_from_config_dir(config_dir: Option<PathBuf>) -> Option<PathBuf> {
@@ -221,7 +221,7 @@ mod tests {
     fn config_dir_falls_back_to_home_dot_config() {
         assert_eq!(
             resolve_config_dir_from_parts(None, None, None, Some(PathBuf::from("/h"))).unwrap(),
-            PathBuf::from("/h/.config/insomnia")
+            PathBuf::from("/h/.config/yoi")
         );
     }
 
@@ -235,12 +235,12 @@ mod tests {
                 Some(PathBuf::from("/h")),
             )
             .unwrap(),
-            PathBuf::from("/x/insomnia")
+            PathBuf::from("/x/yoi")
         );
     }
 
     #[test]
-    fn config_dir_insomnia_home_outranks_xdg() {
+    fn config_dir_yoi_home_outranks_xdg() {
         assert_eq!(
             resolve_config_dir_from_parts(
                 None,
@@ -254,7 +254,7 @@ mod tests {
     }
 
     #[test]
-    fn config_dir_explicit_wins_over_insomnia_home() {
+    fn config_dir_explicit_wins_over_yoi_home() {
         assert_eq!(
             resolve_config_dir_from_parts(
                 Some(PathBuf::from("/explicit-cfg")),
@@ -268,15 +268,15 @@ mod tests {
     }
 
     #[test]
-    fn data_dir_default_is_dot_insomnia() {
+    fn data_dir_default_is_dot_yoi() {
         assert_eq!(
             resolve_data_dir_from_parts(None, None, Some(PathBuf::from("/h"))).unwrap(),
-            PathBuf::from("/h/.insomnia")
+            PathBuf::from("/h/.yoi")
         );
     }
 
     #[test]
-    fn data_dir_insomnia_home_is_data_dir_itself() {
+    fn data_dir_yoi_home_is_data_dir_itself() {
         assert_eq!(
             resolve_data_dir_from_parts(
                 None,
@@ -289,7 +289,7 @@ mod tests {
     }
 
     #[test]
-    fn data_dir_explicit_wins_over_insomnia_home() {
+    fn data_dir_explicit_wins_over_yoi_home() {
         assert_eq!(
             resolve_data_dir_from_parts(
                 Some(PathBuf::from("/explicit-data")),
@@ -311,20 +311,20 @@ mod tests {
                 Some(PathBuf::from("/h")),
             )
             .unwrap(),
-            PathBuf::from("/xdg-runtime/insomnia")
+            PathBuf::from("/xdg-runtime/yoi")
         );
     }
 
     #[test]
-    fn runtime_dir_falls_back_to_dot_insomnia_run() {
+    fn runtime_dir_falls_back_to_dot_yoi_run() {
         assert_eq!(
             resolve_runtime_dir_from_parts(None, None, None, Some(PathBuf::from("/h"))).unwrap(),
-            PathBuf::from("/h/.insomnia/run")
+            PathBuf::from("/h/.yoi/run")
         );
     }
 
     #[test]
-    fn runtime_dir_insomnia_home_is_run_subdir() {
+    fn runtime_dir_yoi_home_is_run_subdir() {
         assert_eq!(
             resolve_runtime_dir_from_parts(
                 None,
@@ -338,7 +338,7 @@ mod tests {
     }
 
     #[test]
-    fn runtime_dir_explicit_wins_over_insomnia_home() {
+    fn runtime_dir_explicit_wins_over_yoi_home() {
         assert_eq!(
             resolve_runtime_dir_from_parts(
                 Some(PathBuf::from("/explicit-run")),
@@ -358,7 +358,7 @@ mod tests {
         assert_eq!(
             resolve_config_dir_from_parts(None, None, xdg_config_home, Some(PathBuf::from("/h")))
                 .unwrap(),
-            PathBuf::from("/h/.config/insomnia")
+            PathBuf::from("/h/.config/yoi")
         );
     }
 

crates/manifest/src/profile.rs

@@ -20,11 +20,11 @@ use crate::{
     ScopeConfig, ScopeRule, SkillsConfig, WebConfig, WorkerManifestConfig, paths,
 };
 
-const PROFILE_FORMAT_V1: &str = "insomnia.lua-profile.v1";
+const PROFILE_FORMAT_V1: &str = "yoi.lua-profile.v1";
 const BUILTIN_DEFAULT_PROFILE_NAME: &str = "default";
 const BUILTIN_DEFAULT_PROFILE: &str = include_str!("../../../resources/profiles/default.lua");
 const BUILTIN_MODEL_CATALOG: &str = include_str!("../../../resources/models/builtin.toml");
-const DEFAULT_POD_NAME: &str = "insomnia";
+const DEFAULT_POD_NAME: &str = "yoi";
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Serialize, Deserialize)]
 #[serde(rename_all = "snake_case")]
@@ -694,7 +694,7 @@ fn find_project_profiles_from(start: &Path) -> Option<PathBuf> {
         .unwrap_or_else(|| start.to_path_buf());
     let mut cur: Option<&Path> = Some(start.as_path());
     while let Some(dir) = cur {
-        let candidate = dir.join(".insomnia").join("profiles.toml");
+        let candidate = dir.join(".yoi").join("profiles.toml");
         if candidate.is_file() {
             return Some(candidate);
         }
@@ -709,7 +709,7 @@ fn add_builtin_profiles(registry: &mut ProfileRegistry) {
         BUILTIN_DEFAULT_PROFILE_NAME,
         "builtin:default",
         BUILTIN_DEFAULT_PROFILE,
-        Some("Bundled default Insomnia coding profile".into()),
+        Some("Bundled default Yoi coding profile".into()),
     ));
 }
 
@@ -827,7 +827,7 @@ fn require_module(
     if let Some(value) = host_module(lua, name)? {
         return Ok(value);
     }
-    if name.starts_with("insomnia.") || name == "insomnia" {
+    if name.starts_with("yoi.") || name == "yoi" {
         return Err(mlua::Error::RuntimeError(format!(
             "unknown host module `{name}`"
         )));
@@ -876,7 +876,7 @@ fn require_module(
 
 fn host_module(lua: &Lua, name: &str) -> mlua::Result<Option<LuaValue>> {
     match name {
-        "insomnia" => {
+        "yoi" => {
             let t = lua.create_table()?;
             t.set("profile", profile_function(lua)?)?;
             t.set("models", models_module(lua)?)?;
@@ -884,10 +884,10 @@ fn host_module(lua: &Lua, name: &str) -> mlua::Result<Option<LuaValue>> {
             t.set("scope", scope_module(lua)?)?;
             Ok(Some(LuaValue::Table(t)))
         }
-        "insomnia.profile" => Ok(Some(LuaValue::Function(profile_function(lua)?))),
-        "insomnia.models" => Ok(Some(LuaValue::Table(models_module(lua)?))),
-        "insomnia.compact" => Ok(Some(LuaValue::Table(compact_module(lua)?))),
-        "insomnia.scope" => Ok(Some(LuaValue::Table(scope_module(lua)?))),
+        "yoi.profile" => Ok(Some(LuaValue::Function(profile_function(lua)?))),
+        "yoi.models" => Ok(Some(LuaValue::Table(models_module(lua)?))),
+        "yoi.compact" => Ok(Some(LuaValue::Table(compact_module(lua)?))),
+        "yoi.scope" => Ok(Some(LuaValue::Table(scope_module(lua)?))),
         _ => Ok(None),
     }
 }
@@ -997,7 +997,7 @@ fn reject_manifest_shaped_profile(value: &serde_json::Value) -> Result<(), Profi
         for key in ["allow", "deny"] {
             if scope.contains_key(key) {
                 return Err(ProfileError::InvalidProfile(format!(
-                    "field `scope.{key}` grants concrete authority and is not allowed in reusable Profiles; use require(\"insomnia.scope\") intent helpers"
+                    "field `scope.{key}` grants concrete authority and is not allowed in reusable Profiles; use require(\"yoi.scope\") intent helpers"
                 )));
             }
         }
@@ -1312,8 +1312,8 @@ mod tests {
             tmp.path(),
             "coder.lua",
             r#"
-local profile = require("insomnia.profile")
-local scope = require("insomnia.scope")
+local profile = require("yoi.profile")
+local scope = require("yoi.scope")
 return profile {
   slug = "coder",
   model = { scheme = "anthropic", model_id = "claude-sonnet-4-20250514" },
@@ -1352,19 +1352,19 @@ return profile {
         let tmp = TempDir::new().unwrap();
         std::fs::write(
             tmp.path().join("shared.lua"),
-            r#"return { model = require("insomnia.models").catalog("codex-oauth/gpt-5.5") }"#,
+            r#"return { model = require("yoi.models").catalog("codex-oauth/gpt-5.5") }"#,
         )
         .unwrap();
         let profile = write_profile(
             tmp.path(),
             "main.lua",
             r#"
-local insomnia = require("insomnia")
+local yoi = require("yoi")
 local shared = require("shared")
-return insomnia.profile {
+return yoi.profile {
   slug = "main",
   model = shared.model,
-  scope = insomnia.scope.workspace_write(),
+  scope = yoi.scope.workspace_write(),
 }
 "#,
         );
@@ -1445,9 +1445,9 @@ return insomnia.profile {
             tmp.path(),
             "ratio.lua",
             r#"
-local profile = require("insomnia.profile")
-local models = require("insomnia.models")
-local compact = require("insomnia.compact")
+local profile = require("yoi.profile")
+local models = require("yoi.models")
+local compact = require("yoi.compact")
 return profile {
   model = models.catalog("codex-oauth/gpt-5.5"),
   compaction = compact.ratio { threshold = 0.5, request = 0.75, worker = 0.25 },
@@ -1473,7 +1473,7 @@ return profile {
             .with_workspace_base(tmp.path())
             .resolve(&ProfileSelector::Default, ProfileResolveOptions::default())
             .unwrap();
-        assert_eq!(resolved.manifest.pod.name, "insomnia");
+        assert_eq!(resolved.manifest.pod.name, "yoi");
         assert_eq!(
             resolved.manifest.model.ref_.as_deref(),
             Some("codex-oauth/gpt-5.5")
@@ -1516,7 +1516,7 @@ return profile {
     fn discovery_reads_user_and_project_registry_and_project_default_wins() {
         let tmp = TempDir::new().unwrap();
         let user_config = tmp.path().join("profiles.toml");
-        let project_dir = tmp.path().join("project/.insomnia");
+        let project_dir = tmp.path().join("project/.yoi");
         std::fs::create_dir_all(&project_dir).unwrap();
         let project_config = project_dir.join("profiles.toml");
         std::fs::write(
@@ -1542,7 +1542,7 @@ return profile {
     #[test]
     fn default_marks_direct_profile_entry() {
         let tmp = TempDir::new().unwrap();
-        let project_dir = tmp.path().join("project/.insomnia");
+        let project_dir = tmp.path().join("project/.yoi");
         std::fs::create_dir_all(&project_dir).unwrap();
         let project_config = project_dir.join("profiles.toml");
         std::fs::write(

crates/memory/src/audit.rs

@@ -1,12 +1,12 @@
 //! Append-only JSONL audit log for memory workers and tools.
 //!
 //! The log is evidence-only observability data under
-//! `.insomnia/memory/_logs/current.log`. It is intentionally separate from
+//! `.yoi/memory/_logs/current.log`. It is intentionally separate from
 //! `_staging` and `_usage`, and consolidation never consumes it. Operators can
 //! follow the latest stream with:
 //!
 //! ```text
-//! tail -f .insomnia/memory/_logs/current.log
+//! tail -f .yoi/memory/_logs/current.log
 //! ```
 
 use std::collections::BTreeMap;
@@ -260,7 +260,7 @@ pub struct RecordSnapshot {
     pub hash: String,
 }
 
-/// Append one audit event to `.insomnia/memory/_logs/current.log`.
+/// Append one audit event to `.yoi/memory/_logs/current.log`.
 pub fn append_audit_event(layout: &WorkspaceLayout, event: &AuditEvent) -> io::Result<()> {
     let path = layout.audit_current_log_path();
     if let Some(parent) = path.parent() {
@@ -425,7 +425,7 @@ mod tests {
     #[test]
     fn counts_created_edited_deleted_records() {
         let (dir, layout) = setup();
-        let decision_dir = dir.path().join(".insomnia/memory/decisions");
+        let decision_dir = dir.path().join(".yoi/memory/decisions");
         fs::create_dir_all(&decision_dir).unwrap();
         fs::write(decision_dir.join("a.md"), "old").unwrap();
         fs::write(decision_dir.join("gone.md"), "old").unwrap();

crates/memory/src/consolidate/input.rs

@@ -74,7 +74,7 @@ pub fn render_staging_records(entries: &[StagingEntry]) -> String {
     out
 }
 
-/// `<workspace>/.insomnia/memory/{summary.md,decisions/*,requests/*}` を
+/// `<workspace>/.yoi/memory/{summary.md,decisions/*,requests/*}` を
 /// 「`### <kind>:<slug>` ヘッダ + raw markdown ブロック」で全文渡す。
 pub fn render_existing_memory_records(layout: &WorkspaceLayout) -> String {
     let mut out = String::new();
@@ -230,11 +230,11 @@ mod tests {
         let layout = WorkspaceLayout::new(dir.path().to_path_buf());
 
         write(
-            &dir.path().join(".insomnia/memory/summary.md"),
+            &dir.path().join(".yoi/memory/summary.md"),
             &format!("---\nupdated_at: {n}\n---\nstate of the world\n", n = now()),
         );
         write(
-            &dir.path().join(".insomnia/memory/decisions/dec.md"),
+            &dir.path().join(".yoi/memory/decisions/dec.md"),
             &format!(
                 "---\ncreated_at: {n}\nupdated_at: {n}\nsources: []\nstatus: open\n---\nbody\n",
                 n = now()

crates/memory/src/consolidate/lock.rs

@@ -9,7 +9,7 @@
 //!   が追加した分は残す
 //!
 //! 占有判定は Linux/macOS の `kill(pid, 0)` 経由で行う（`ESRCH` で死亡判定）。
-//! Windows は対象外: INSOMNIA は POSIX 環境を前提にしている。
+//! Windows は対象外: Yoi は POSIX 環境を前提にしている。
 
 use std::fs;
 use std::path::{Path, PathBuf};

crates/memory/src/consolidate/tidy.rs

@@ -133,8 +133,8 @@ pub fn collect_tidy_hints(layout: &WorkspaceLayout) -> TidyHints {
     hints
 }
 
-/// `<root>/.insomnia/memory/<kind>/*.md` (Knowledge は
-/// `<root>/.insomnia/knowledge/*.md`) を slug ごとに `(slug, full content)`
+/// `<root>/.yoi/memory/<kind>/*.md` (Knowledge は
+/// `<root>/.yoi/knowledge/*.md`) を slug ごとに `(slug, full content)`
 /// 化して返す。
 fn read_kind_records(layout: &WorkspaceLayout, kind: RecordKind) -> BTreeMap<String, String> {
     let dir = match kind {
@@ -280,14 +280,14 @@ mod tests {
     fn collects_replaced_chain() {
         let (dir, layout) = workspace();
         write(
-            &dir.path().join(".insomnia/memory/decisions/replaced.md"),
+            &dir.path().join(".yoi/memory/decisions/replaced.md"),
             &format!(
                 "---\ncreated_at: {n}\nupdated_at: {n}\nsources: []\nstatus: replaced\nreplaced_by: winner\n---\n",
                 n = now()
             ),
         );
         write(
-            &dir.path().join(".insomnia/memory/decisions/winner.md"),
+            &dir.path().join(".yoi/memory/decisions/winner.md"),
             &format!(
                 "---\ncreated_at: {n}\nupdated_at: {n}\nsources: []\nstatus: open\n---\n",
                 n = now()
@@ -308,7 +308,7 @@ mod tests {
             .map(|i| format!("  - segment_id: s{i}\n    range: [{i}, {i}]\n"))
             .collect();
         write(
-            &dir.path().join(".insomnia/memory/decisions/big.md"),
+            &dir.path().join(".yoi/memory/decisions/big.md"),
             &format!(
                 "---\ncreated_at: {n}\nupdated_at: {n}\nstatus: open\nsources:\n{m}---\n",
                 n = now(),
@@ -327,8 +327,7 @@ mod tests {
         let (dir, layout) = workspace();
         for slug in ["db-pool", "db-pol", "db-pools", "alpha"] {
             write(
-                &dir.path()
-                    .join(format!(".insomnia/memory/decisions/{slug}.md")),
+                &dir.path().join(format!(".yoi/memory/decisions/{slug}.md")),
                 &format!(
                     "---\ncreated_at: {n}\nupdated_at: {n}\nsources: []\nstatus: open\n---\n",
                     n = now()

crates/memory/src/extract/mod.rs

@@ -1,7 +1,7 @@
 //! extract: 活動抽出。
 //!
 //! 通常 Pod の post-run hook で発火する disposable Worker と、その
-//! 出力を `<workspace>/.insomnia/memory/_staging/<id>.json` に書き出す
+//! 出力を `<workspace>/.yoi/memory/_staging/<id>.json` に書き出す
 //! ヘルパーを提供する。Pod 側はこのモジュールから:
 //!
 //! - [`build_extract_input`] を sub-Worker の最初の user 入力に

crates/memory/src/extract/staging.rs

@@ -1,4 +1,4 @@
-//! `<workspace>/.insomnia/memory/_staging/<id>.json` への書き出しヘルパー。
+//! `<workspace>/.yoi/memory/_staging/<id>.json` への書き出しヘルパー。
 //!
 //! 1 件 1 ファイル、UUIDv7 命名（短命なので衝突回避と順序を兼ねる）。
 //! `source` を機械付与した [`StagingRecord`] 形式で保存する。

crates/memory/src/linter/mod.rs

@@ -291,7 +291,7 @@ mod tests {
     #[test]
     fn decision_with_unknown_replaced_by_errors() {
         let (dir, linter) = workspace();
-        let path = dir.path().join(".insomnia/memory/decisions/foo.md");
+        let path = dir.path().join(".yoi/memory/decisions/foo.md");
         let content = format!(
             "---\ncreated_at: {now}\nupdated_at: {now}\nsources: []\nstatus: replaced\nreplaced_by: ghost\n---\nbody\n",
             now = iso_now()
@@ -308,7 +308,7 @@ mod tests {
     #[test]
     fn decision_replaced_by_self_errors() {
         let (dir, linter) = workspace();
-        let path = dir.path().join(".insomnia/memory/decisions/foo.md");
+        let path = dir.path().join(".yoi/memory/decisions/foo.md");
         let content = format!(
             "---\ncreated_at: {now}\nupdated_at: {now}\nsources: []\nstatus: replaced\nreplaced_by: foo\n---\nbody\n",
             now = iso_now()
@@ -326,7 +326,7 @@ mod tests {
     fn decision_replaced_by_existing_ok() {
         let (dir, linter) = workspace();
         // Pre-create the target.
-        let target = dir.path().join(".insomnia/memory/decisions/bar.md");
+        let target = dir.path().join(".yoi/memory/decisions/bar.md");
         write(
             &target,
             &format!(
@@ -334,7 +334,7 @@ mod tests {
                 now = iso_now()
             ),
         );
-        let path = dir.path().join(".insomnia/memory/decisions/foo.md");
+        let path = dir.path().join(".yoi/memory/decisions/foo.md");
         let content = format!(
             "---\ncreated_at: {now}\nupdated_at: {now}\nsources: []\nstatus: replaced\nreplaced_by: bar\n---\nbody\n",
             now = iso_now()
@@ -346,7 +346,7 @@ mod tests {
     #[test]
     fn missing_required_field_errors() {
         let (dir, linter) = workspace();
-        let path = dir.path().join(".insomnia/memory/decisions/foo.md");
+        let path = dir.path().join(".yoi/memory/decisions/foo.md");
         // Missing `status`.
         let content = format!(
             "---\ncreated_at: {now}\nupdated_at: {now}\nsources: []\n---\nbody\n",
@@ -363,7 +363,7 @@ mod tests {
     #[test]
     fn knowledge_long_description_with_model_invokation_errors() {
         let (dir, linter) = workspace();
-        let path = dir.path().join(".insomnia/knowledge/foo.md");
+        let path = dir.path().join(".yoi/knowledge/foo.md");
         let big_desc = "x".repeat(2000);
         let content = format!(
             "---\ncreated_at: {now}\nupdated_at: {now}\nkind: rule\ndescription: {big_desc}\nmodel_invokation: true\nuser_invocable: true\nlast_sources: []\n---\nbody\n",
@@ -381,7 +381,7 @@ mod tests {
     #[test]
     fn knowledge_long_description_without_model_invokation_ok() {
         let (dir, linter) = workspace();
-        let path = dir.path().join(".insomnia/knowledge/foo.md");
+        let path = dir.path().join(".yoi/knowledge/foo.md");
         let big_desc = "x".repeat(2000);
         let content = format!(
             "---\ncreated_at: {now}\nupdated_at: {now}\nkind: rule\ndescription: {big_desc}\nmodel_invokation: false\nuser_invocable: true\nlast_sources: []\n---\nbody\n",
@@ -394,7 +394,7 @@ mod tests {
     #[test]
     fn summary_path_accepted() {
         let (dir, linter) = workspace();
-        let path = dir.path().join(".insomnia/memory/summary.md");
+        let path = dir.path().join(".yoi/memory/summary.md");
         let content = format!(
             "---\nupdated_at: {now}\n---\nsummary body\n",
             now = iso_now()
@@ -406,7 +406,7 @@ mod tests {
     #[test]
     fn create_when_existing_errors() {
         let (dir, linter) = workspace();
-        let path = dir.path().join(".insomnia/memory/decisions/foo.md");
+        let path = dir.path().join(".yoi/memory/decisions/foo.md");
         write(
             &path,
             &format!(
@@ -434,15 +434,14 @@ mod tests {
         //   `db-pol` (1 deletion), `db-pools` (1 insertion).
         for slug in ["db-pol", "db-pools"] {
             write(
-                &dir.path()
-                    .join(format!(".insomnia/memory/decisions/{slug}.md")),
+                &dir.path().join(format!(".yoi/memory/decisions/{slug}.md")),
                 &format!(
                     "---\ncreated_at: {n}\nupdated_at: {n}\nsources: []\nstatus: open\n---\n",
                     n = iso_now()
                 ),
             );
         }
-        let path = dir.path().join(".insomnia/memory/decisions/db-pool.md");
+        let path = dir.path().join(".yoi/memory/decisions/db-pool.md");
         let content = format!(
             "---\ncreated_at: {n}\nupdated_at: {n}\nsources: []\nstatus: open\n---\nbody\n",
             n = iso_now()
@@ -464,15 +463,14 @@ mod tests {
         let (dir, linter) = workspace();
         for slug in ["alpha", "bravo"] {
             write(
-                &dir.path()
-                    .join(format!(".insomnia/memory/decisions/{slug}.md")),
+                &dir.path().join(format!(".yoi/memory/decisions/{slug}.md")),
                 &format!(
                     "---\ncreated_at: {n}\nupdated_at: {n}\nsources: []\nstatus: open\n---\n",
                     n = iso_now()
                 ),
             );
         }
-        let path = dir.path().join(".insomnia/memory/decisions/charlie.md");
+        let path = dir.path().join(".yoi/memory/decisions/charlie.md");
         let content = format!(
             "---\ncreated_at: {n}\nupdated_at: {n}\nsources: []\nstatus: open\n---\n",
             n = iso_now()
@@ -491,7 +489,7 @@ mod tests {
     #[test]
     fn body_size_limit_errors() {
         let (dir, linter) = workspace();
-        let path = dir.path().join(".insomnia/memory/decisions/foo.md");
+        let path = dir.path().join(".yoi/memory/decisions/foo.md");
         let big_body = "x".repeat(8001);
         let content = format!(
             "---\ncreated_at: {now}\nupdated_at: {now}\nsources: []\nstatus: open\n---\n{body}",

crates/memory/src/resident.rs

@@ -5,7 +5,7 @@
 //! - [`collect_resident_knowledge`] — resident-injection candidates
 //!   (`model_invokation: true`) returned as `(slug, description)` pairs.
 //! - [`collect_resident_summary`] — the body of
-//!   `<workspace>/.insomnia/memory/summary.md` when it parses as a summary
+//!   `<workspace>/.yoi/memory/summary.md` when it parses as a summary
 //!   record and has non-empty body.
 //! - [`list_knowledge_slugs`] — every slug whose file parses, regardless
 //!   of `model_invokation`. Used by the Pod IPC layer to answer TUI `#`
@@ -25,7 +25,7 @@ pub struct ResidentKnowledgeEntry {
     pub description: String,
 }
 
-/// Walk `<workspace>/.insomnia/knowledge/*.md` and return entries whose
+/// Walk `<workspace>/.yoi/knowledge/*.md` and return entries whose
 /// frontmatter has `model_invokation: true`, sorted by slug. A missing
 /// directory yields an empty vec.
 pub fn collect_resident_knowledge(layout: &WorkspaceLayout) -> Vec<ResidentKnowledgeEntry> {
@@ -42,7 +42,7 @@ pub fn collect_resident_knowledge(layout: &WorkspaceLayout) -> Vec<ResidentKnowl
     out
 }
 
-/// Read `<workspace>/.insomnia/memory/summary.md` for resident prompt
+/// Read `<workspace>/.yoi/memory/summary.md` for resident prompt
 /// injection. Returns only the markdown body (frontmatter stripped), and
 /// degrades to `None` for missing, unreadable, malformed, or empty records.
 pub fn collect_resident_summary(layout: &WorkspaceLayout) -> Option<String> {
@@ -115,7 +115,7 @@ mod tests {
     }
 
     fn write_summary(dir: &Path, body: &str) {
-        let path = dir.join(".insomnia/memory/summary.md");
+        let path = dir.join(".yoi/memory/summary.md");
         let content = format!("---\nupdated_at: {n}\n---\n{body}", n = now());
         std::fs::write(path, content).unwrap();
     }
@@ -127,7 +127,7 @@ mod tests {
         model_invokation: bool,
         body: &str,
     ) {
-        let path = dir.join(".insomnia/knowledge").join(format!("{slug}.md"));
+        let path = dir.join(".yoi/knowledge").join(format!("{slug}.md"));
         let content = format!(
             "---\ncreated_at: {n}\nupdated_at: {n}\nkind: policy\ndescription: \"{description}\"\nmodel_invokation: {flag}\nuser_invocable: true\nlast_sources: []\n---\n{body}",
             n = now(),
@@ -138,8 +138,8 @@ mod tests {
 
     fn setup() -> (TempDir, WorkspaceLayout) {
         let dir = TempDir::new().unwrap();
-        std::fs::create_dir_all(dir.path().join(".insomnia/knowledge")).unwrap();
-        std::fs::create_dir_all(dir.path().join(".insomnia/memory")).unwrap();
+        std::fs::create_dir_all(dir.path().join(".yoi/knowledge")).unwrap();
+        std::fs::create_dir_all(dir.path().join(".yoi/memory")).unwrap();
         let layout = WorkspaceLayout::new(dir.path().to_path_buf());
         (dir, layout)
     }
@@ -166,7 +166,7 @@ mod tests {
     fn malformed_summary_returns_none() {
         let (dir, layout) = setup();
         std::fs::write(
-            dir.path().join(".insomnia/memory/summary.md"),
+            dir.path().join(".yoi/memory/summary.md"),
             "---\nthis is not yaml: : :\n---\nbody\n",
         )
         .unwrap();
@@ -222,7 +222,7 @@ mod tests {
         write_knowledge(dir.path(), "good", "ok", true, "");
         // Garbage in frontmatter — must be skipped, not panic.
         std::fs::write(
-            dir.path().join(".insomnia/knowledge/bad.md"),
+            dir.path().join(".yoi/knowledge/bad.md"),
             "---\nthis is not yaml: : :\n---\nbody\n",
         )
         .unwrap();
@@ -236,11 +236,7 @@ mod tests {
     fn non_md_files_ignored() {
         let (dir, layout) = setup();
         write_knowledge(dir.path(), "good", "ok", true, "");
-        std::fs::write(
-            dir.path().join(".insomnia/knowledge/note.txt"),
-            "not markdown\n",
-        )
-        .unwrap();
+        std::fs::write(dir.path().join(".yoi/knowledge/note.txt"), "not markdown\n").unwrap();
 
         let got = collect_resident_knowledge(&layout);
         assert_eq!(got.len(), 1);
@@ -269,15 +265,11 @@ mod tests {
         let (dir, layout) = setup();
         write_knowledge(dir.path(), "good", "ok", true, "");
         std::fs::write(
-            dir.path().join(".insomnia/knowledge/bad.md"),
+            dir.path().join(".yoi/knowledge/bad.md"),
             "---\nthis is not yaml: : :\n---\nbody\n",
         )
         .unwrap();
-        std::fs::write(
-            dir.path().join(".insomnia/knowledge/note.txt"),
-            "not markdown\n",
-        )
-        .unwrap();
+        std::fs::write(dir.path().join(".yoi/knowledge/note.txt"), "not markdown\n").unwrap();
 
         let got = list_knowledge_slugs(&layout);
         assert_eq!(got, vec!["good"]);

crates/memory/src/scope.rs

@@ -41,9 +41,9 @@ mod tests {
         let layout = WorkspaceLayout::new(PathBuf::from("/ws"));
         let rules = deny_write_rules(&layout);
         assert_eq!(rules.len(), 2);
-        assert_eq!(rules[0].target, PathBuf::from("/ws/.insomnia/memory"));
+        assert_eq!(rules[0].target, PathBuf::from("/ws/.yoi/memory"));
         assert_eq!(rules[0].permission, Permission::Write);
         assert!(rules[0].recursive);
-        assert_eq!(rules[1].target, PathBuf::from("/ws/.insomnia/knowledge"));
+        assert_eq!(rules[1].target, PathBuf::from("/ws/.yoi/knowledge"));
     }
 }

crates/memory/src/tool/edit.rs

@@ -294,7 +294,7 @@ mod tests {
     fn setup() -> (TempDir, WorkspaceLayout, PathBuf) {
         let dir = TempDir::new().unwrap();
         let layout = WorkspaceLayout::new(dir.path().to_path_buf());
-        let path = dir.path().join(".insomnia/memory/decisions/foo.md");
+        let path = dir.path().join(".yoi/memory/decisions/foo.md");
         std::fs::create_dir_all(path.parent().unwrap()).unwrap();
         let initial = format!(
             "---\ncreated_at: {n}\nupdated_at: {n}\nsources: []\nstatus: open\n---\nbody body\n",

crates/memory/src/tool/query.rs

@@ -6,11 +6,11 @@
 //! omitted, returns one entry per file (no excerpt) so the agent can
 //! enumerate what records exist without knowing what's inside them.
 //!
-//! - `MemoryQuery` walks `.insomnia/memory/{summary.md,decisions/,
-//!   requests/}`. `.insomnia/workflow/`, `.insomnia/memory/_staging/`,
-//!   `.insomnia/memory/_usage/`, and `.insomnia/memory/_logs/` are excluded
+//! - `MemoryQuery` walks `.yoi/memory/{summary.md,decisions/,
+//!   requests/}`. `.yoi/workflow/`, `.yoi/memory/_staging/`,
+//!   `.yoi/memory/_usage/`, and `.yoi/memory/_logs/` are excluded
 //!   by construction.
-//! - `KnowledgeQuery` walks `.insomnia/knowledge/*.md` and supports a
+//! - `KnowledgeQuery` walks `.yoi/knowledge/*.md` and supports a
 //!   `kind` filter against the Knowledge frontmatter's `kind` field.
 //!
 //! No derived index — the file tree is the source of truth and is
@@ -513,18 +513,16 @@ mod tests {
     fn setup() -> (TempDir, WorkspaceLayout) {
         let dir = TempDir::new().unwrap();
         let layout = WorkspaceLayout::new(dir.path().to_path_buf());
-        std::fs::create_dir_all(dir.path().join(".insomnia/memory/decisions")).unwrap();
-        std::fs::create_dir_all(dir.path().join(".insomnia/memory/requests")).unwrap();
-        std::fs::create_dir_all(dir.path().join(".insomnia/memory/_staging")).unwrap();
-        std::fs::create_dir_all(dir.path().join(".insomnia/workflow")).unwrap();
-        std::fs::create_dir_all(dir.path().join(".insomnia/knowledge")).unwrap();
+        std::fs::create_dir_all(dir.path().join(".yoi/memory/decisions")).unwrap();
+        std::fs::create_dir_all(dir.path().join(".yoi/memory/requests")).unwrap();
+        std::fs::create_dir_all(dir.path().join(".yoi/memory/_staging")).unwrap();
+        std::fs::create_dir_all(dir.path().join(".yoi/workflow")).unwrap();
+        std::fs::create_dir_all(dir.path().join(".yoi/knowledge")).unwrap();
         (dir, layout)
     }
 
     fn write_decision(dir: &Path, slug: &str, body: &str) {
-        let path = dir
-            .join(".insomnia/memory/decisions")
-            .join(format!("{slug}.md"));
+        let path = dir.join(".yoi/memory/decisions").join(format!("{slug}.md"));
         let content = format!(
             "---\ncreated_at: {n}\nupdated_at: {n}\nsources: []\nstatus: open\n---\n{body}",
             n = now()
@@ -533,7 +531,7 @@ mod tests {
     }
 
     fn write_knowledge(dir: &Path, slug: &str, kind: &str, description: &str, body: &str) {
-        let path = dir.join(".insomnia/knowledge").join(format!("{slug}.md"));
+        let path = dir.join(".yoi/knowledge").join(format!("{slug}.md"));
         let content = format!(
             "---\ncreated_at: {n}\nupdated_at: {n}\nkind: {kind}\ndescription: \"{description}\"\nmodel_invokation: false\nuser_invocable: true\nlast_sources: []\n---\n{body}",
             n = now()
@@ -590,7 +588,7 @@ mod tests {
         let (dir, layout) = setup();
         write_decision(dir.path(), "alpha", "body\n");
         write_decision(dir.path(), "beta", "body\n");
-        let summary_path = dir.path().join(".insomnia/memory/summary.md");
+        let summary_path = dir.path().join(".yoi/memory/summary.md");
         std::fs::write(
             &summary_path,
             format!("---\nupdated_at: {n}\n---\nhello\n", n = now()),
@@ -610,7 +608,7 @@ mod tests {
     #[tokio::test]
     async fn memory_query_finds_summary() {
         let (dir, layout) = setup();
-        let summary_path = dir.path().join(".insomnia/memory/summary.md");
+        let summary_path = dir.path().join(".yoi/memory/summary.md");
         std::fs::write(
             &summary_path,
             format!("---\nupdated_at: {n}\n---\nthe needle is here\n", n = now()),
@@ -628,9 +626,9 @@ mod tests {
     #[tokio::test]
     async fn memory_query_excludes_workflow_and_staging() {
         let (dir, layout) = setup();
-        let wf = dir.path().join(".insomnia/workflow/wf.md");
+        let wf = dir.path().join(".yoi/workflow/wf.md");
         std::fs::write(&wf, "needle in workflow\n").unwrap();
-        let stg = dir.path().join(".insomnia/memory/_staging/abc.json");
+        let stg = dir.path().join(".yoi/memory/_staging/abc.json");
         std::fs::write(&stg, "needle in staging\n").unwrap();
 
         let (_, tool) = memory_query_tool(layout, QueryConfig::default())();

crates/memory/src/tool/read.rs

@@ -219,7 +219,7 @@ mod tests {
     #[tokio::test]
     async fn read_decision_by_slug() {
         let (dir, layout) = setup();
-        let path = dir.path().join(".insomnia/memory/decisions/foo.md");
+        let path = dir.path().join(".yoi/memory/decisions/foo.md");
         std::fs::create_dir_all(path.parent().unwrap()).unwrap();
         std::fs::write(&path, "alpha\nbeta\n").unwrap();
 
@@ -234,7 +234,7 @@ mod tests {
     #[tokio::test]
     async fn read_summary_without_slug() {
         let (dir, layout) = setup();
-        let path = dir.path().join(".insomnia/memory/summary.md");
+        let path = dir.path().join(".yoi/memory/summary.md");
         std::fs::create_dir_all(path.parent().unwrap()).unwrap();
         std::fs::write(&path, "summary body\n").unwrap();
 
@@ -274,7 +274,7 @@ mod tests {
     #[tokio::test]
     async fn knowledge_path_resolution() {
         let (dir, layout) = setup();
-        let path = dir.path().join(".insomnia/knowledge/policy.md");
+        let path = dir.path().join(".yoi/knowledge/policy.md");
         std::fs::create_dir_all(path.parent().unwrap()).unwrap();
         std::fs::write(&path, "k\n").unwrap();
 
@@ -287,7 +287,7 @@ mod tests {
     #[tokio::test]
     async fn read_logs_explicit_use_when_usage_session_is_set() {
         let (dir, layout) = setup();
-        let path = dir.path().join(".insomnia/memory/decisions/foo.md");
+        let path = dir.path().join(".yoi/memory/decisions/foo.md");
         std::fs::create_dir_all(path.parent().unwrap()).unwrap();
         std::fs::write(&path, "alpha\n").unwrap();
 

crates/memory/src/tool/write.rs

@@ -219,7 +219,7 @@ mod tests {
     #[tokio::test]
     async fn write_creates_summary() {
         let (dir, layout) = setup();
-        let path = dir.path().join(".insomnia/memory/summary.md");
+        let path = dir.path().join(".yoi/memory/summary.md");
         let content = format!("---\nupdated_at: {n}\n---\nbody\n", n = now());
 
         let (meta, tool) = write_tool(layout)();
@@ -257,7 +257,7 @@ mod tests {
     #[tokio::test]
     async fn write_update_existing() {
         let (dir, layout) = setup();
-        let path = dir.path().join(".insomnia/memory/decisions/foo.md");
+        let path = dir.path().join(".yoi/memory/decisions/foo.md");
         std::fs::create_dir_all(path.parent().unwrap()).unwrap();
         let initial = format!(
             "---\ncreated_at: {n}\nupdated_at: {n}\nsources: []\nstatus: open\n---\nold\n",
@@ -290,7 +290,7 @@ mod tests {
     #[tokio::test]
     async fn write_does_not_persist_on_lint_failure() {
         let (dir, layout) = setup();
-        let path = dir.path().join(".insomnia/memory/decisions/foo.md");
+        let path = dir.path().join(".yoi/memory/decisions/foo.md");
         let bad = "no frontmatter at all";
         let (_, tool) = write_tool(layout)();
         let inp = serde_json::json!({

crates/memory/src/usage.rs

@@ -1,6 +1,6 @@
 //! Workspace-local usage event log for memory / knowledge / workflow records.
 //!
-//! The log is append-only JSONL under the workspace's `.insomnia/` tree. It is
+//! The log is append-only JSONL under the workspace's `.yoi/` tree. It is
 //! intentionally evidence-only: aggregation reports explicit context reads and
 //! resident exposure cost telemetry, but it does not classify records as
 //! Knowledge candidates or tidy-protected records.

crates/memory/src/workspace.rs

@@ -1,25 +1,25 @@
 //! Workspace-level path layout for the memory subsystem.
 //!
 //! `WorkspaceLayout` carries the workspace root (typically the Pod's
-//! pwd). All insomnia-managed content lives under the conventional
-//! `<root>/.insomnia/` subdirectory — the same place that holds
+//! pwd). All yoi-managed content lives under the conventional
+//! `<root>/.yoi/` subdirectory — the same place that holds
 //! `profiles.toml`, `prompts/`, workflow, knowledge, and generated
 //! memory. The trees inside it:
 //!
-//! - `<root>/.insomnia/workflow/<slug>.md`
-//! - `<root>/.insomnia/knowledge/<slug>.md`
-//! - `<root>/.insomnia/memory/summary.md`
-//! - `<root>/.insomnia/memory/decisions/<slug>.md`
-//! - `<root>/.insomnia/memory/requests/<slug>.md`
-//! - `<root>/.insomnia/memory/_staging/<id>.json`
-//! - `<root>/.insomnia/memory/_logs/current.log` (append-only audit log)
+//! - `<root>/.yoi/workflow/<slug>.md`
+//! - `<root>/.yoi/knowledge/<slug>.md`
+//! - `<root>/.yoi/memory/summary.md`
+//! - `<root>/.yoi/memory/decisions/<slug>.md`
+//! - `<root>/.yoi/memory/requests/<slug>.md`
+//! - `<root>/.yoi/memory/_staging/<id>.json`
+//! - `<root>/.yoi/memory/_logs/current.log` (append-only audit log)
 //!
 //! `memory/` is reserved for session-derived / generated state;
 //! Workflows are human-managed and live one level up under
-//! `.insomnia/workflow/`.
+//! `.yoi/workflow/`.
 //!
 //! Configuring `[memory]` with an empty body is therefore sufficient
-//! for any workspace that already uses the `.insomnia/` convention; no
+//! for any workspace that already uses the `.yoi/` convention; no
 //! `workspace_root` override is needed.
 
 use std::path::{Path, PathBuf};
@@ -29,7 +29,7 @@ use crate::error::LintError;
 #[cfg(test)]
 use lint_common::RecordLintError;
 
-const INSOMNIA_DIR: &str = ".insomnia";
+const YOI_DIR: &str = ".yoi";
 const MEMORY_DIR: &str = "memory";
 const KNOWLEDGE_DIR: &str = "knowledge";
 const WORKFLOW_DIR: &str = "workflow";
@@ -100,17 +100,17 @@ impl WorkspaceLayout {
         &self.root
     }
 
-    /// `<root>/.insomnia/`. The base of every other memory path.
-    pub fn insomnia_dir(&self) -> PathBuf {
-        self.root.join(INSOMNIA_DIR)
+    /// `<root>/.yoi/`. The base of every other memory path.
+    pub fn yoi_dir(&self) -> PathBuf {
+        self.root.join(YOI_DIR)
     }
 
     pub fn memory_dir(&self) -> PathBuf {
-        self.insomnia_dir().join(MEMORY_DIR)
+        self.yoi_dir().join(MEMORY_DIR)
     }
 
     pub fn knowledge_dir(&self) -> PathBuf {
-        self.insomnia_dir().join(KNOWLEDGE_DIR)
+        self.yoi_dir().join(KNOWLEDGE_DIR)
     }
 
     pub fn summary_path(&self) -> PathBuf {
@@ -125,9 +125,9 @@ impl WorkspaceLayout {
         self.memory_dir().join(REQUESTS_DIR)
     }
 
-    /// Workflow directory: `<root>/.insomnia/workflow/`.
+    /// Workflow directory: `<root>/.yoi/workflow/`.
     pub fn workflow_dir(&self) -> PathBuf {
-        self.insomnia_dir().join(WORKFLOW_DIR)
+        self.yoi_dir().join(WORKFLOW_DIR)
     }
 
     pub fn staging_dir(&self) -> PathBuf {
@@ -149,7 +149,7 @@ impl WorkspaceLayout {
     /// Tail-friendly latest memory audit log path.
     ///
     /// Operators can inspect live memory worker and tool events with:
-    /// `tail -f .insomnia/memory/_logs/current.log`.
+    /// `tail -f .yoi/memory/_logs/current.log`.
     pub fn audit_current_log_path(&self) -> PathBuf {
         self.audit_logs_dir().join(AUDIT_CURRENT_LOG_FILE)
     }
@@ -171,12 +171,12 @@ impl WorkspaceLayout {
     }
 
     /// Classify a path under the memory tree. Returns `None` if the
-    /// path is not under `.insomnia/memory/` or `.insomnia/knowledge/`
+    /// path is not under `.yoi/memory/` or `.yoi/knowledge/`
     /// of this workspace, or if it lives in
     /// `_staging/` / `_usage/` / `_logs/` (opaque subsystem-owned trees).
     ///
     /// On a conventional path that's *almost* a record but malformed
-    /// (e.g. `.insomnia/memory/decisions/Foo.md` with an invalid slug),
+    /// (e.g. `.yoi/memory/decisions/Foo.md` with an invalid slug),
     /// returns `Err(LintError::Record(InvalidSlug) | InvalidPath)` so the caller
     /// can surface it as a write violation.
     pub fn classify(&self, path: &Path) -> Result<Option<ClassifiedPath>, LintError> {
@@ -265,7 +265,7 @@ mod tests {
     #[test]
     fn classifies_summary() {
         let cp = layout()
-            .classify(&PathBuf::from("/ws/.insomnia/memory/summary.md"))
+            .classify(&PathBuf::from("/ws/.yoi/memory/summary.md"))
             .unwrap()
             .unwrap();
         assert_eq!(cp.kind, RecordKind::Summary);
@@ -275,7 +275,7 @@ mod tests {
     #[test]
     fn classifies_decision_with_slug() {
         let cp = layout()
-            .classify(&PathBuf::from("/ws/.insomnia/memory/decisions/foo-bar.md"))
+            .classify(&PathBuf::from("/ws/.yoi/memory/decisions/foo-bar.md"))
             .unwrap()
             .unwrap();
         assert_eq!(cp.kind, RecordKind::Decision);
@@ -285,7 +285,7 @@ mod tests {
     #[test]
     fn classifies_knowledge() {
         let cp = layout()
-            .classify(&PathBuf::from("/ws/.insomnia/knowledge/x.md"))
+            .classify(&PathBuf::from("/ws/.yoi/knowledge/x.md"))
             .unwrap()
             .unwrap();
         assert_eq!(cp.kind, RecordKind::Knowledge);
@@ -294,7 +294,7 @@ mod tests {
     #[test]
     fn workflow_under_memory_is_invalid_path() {
         let err = layout()
-            .classify(&PathBuf::from("/ws/.insomnia/memory/workflow/wf.md"))
+            .classify(&PathBuf::from("/ws/.yoi/memory/workflow/wf.md"))
             .unwrap_err();
         assert!(matches!(err, LintError::InvalidPath(_)));
     }
@@ -303,7 +303,7 @@ mod tests {
     fn staging_returns_none() {
         assert!(
             layout()
-                .classify(&PathBuf::from("/ws/.insomnia/memory/_staging/abc.json"))
+                .classify(&PathBuf::from("/ws/.yoi/memory/_staging/abc.json"))
                 .unwrap()
                 .is_none()
         );
@@ -312,7 +312,7 @@ mod tests {
     #[test]
     fn usage_tree_is_opaque_to_classifier() {
         let cp = layout()
-            .classify(&PathBuf::from("/ws/.insomnia/memory/_usage/events.jsonl"))
+            .classify(&PathBuf::from("/ws/.yoi/memory/_usage/events.jsonl"))
             .unwrap();
         assert!(cp.is_none());
     }
@@ -320,7 +320,7 @@ mod tests {
     #[test]
     fn logs_tree_is_opaque_to_classifier() {
         let cp = layout()
-            .classify(&PathBuf::from("/ws/.insomnia/memory/_logs/current.log"))
+            .classify(&PathBuf::from("/ws/.yoi/memory/_logs/current.log"))
             .unwrap();
         assert!(cp.is_none());
     }
@@ -344,7 +344,7 @@ mod tests {
     #[test]
     fn invalid_slug_rejected() {
         let err = layout()
-            .classify(&PathBuf::from("/ws/.insomnia/memory/decisions/Foo.md"))
+            .classify(&PathBuf::from("/ws/.yoi/memory/decisions/Foo.md"))
             .unwrap_err();
         assert!(matches!(
             err,
@@ -355,7 +355,7 @@ mod tests {
     #[test]
     fn nested_under_record_dir_rejected() {
         let err = layout()
-            .classify(&PathBuf::from("/ws/.insomnia/memory/decisions/sub/foo.md"))
+            .classify(&PathBuf::from("/ws/.yoi/memory/decisions/sub/foo.md"))
             .unwrap_err();
         assert!(matches!(err, LintError::InvalidPath(_)));
     }
@@ -363,7 +363,7 @@ mod tests {
     #[test]
     fn unknown_top_level_dir_rejected() {
         let err = layout()
-            .classify(&PathBuf::from("/ws/.insomnia/memory/something/foo.md"))
+            .classify(&PathBuf::from("/ws/.yoi/memory/something/foo.md"))
             .unwrap_err();
         assert!(matches!(err, LintError::InvalidPath(_)));
     }

crates/pod-registry/src/table.rs

@@ -71,14 +71,14 @@ impl LockFile {
 
 /// Default on-disk path: `<runtime_dir>/pods.json` resolved via
 /// [`manifest::paths::pod_registry_path`]. Tests should point this
-/// elsewhere by setting `INSOMNIA_HOME` or `INSOMNIA_RUNTIME_DIR` to a
+/// elsewhere by setting `YOI_HOME` or `YOI_RUNTIME_DIR` to a
 /// tempdir.
 pub fn default_registry_path() -> io::Result<PathBuf> {
     paths::pod_registry_path().ok_or_else(|| {
         io::Error::new(
             io::ErrorKind::NotFound,
-            "could not resolve pods.json path (no INSOMNIA_HOME / \
-             INSOMNIA_RUNTIME_DIR / XDG_RUNTIME_DIR / HOME)",
+            "could not resolve pods.json path (no YOI_HOME / \
+             YOI_RUNTIME_DIR / XDG_RUNTIME_DIR / HOME)",
         )
     })
 }
@@ -190,7 +190,7 @@ mod tests {
     fn open_creates_file_with_owner_only_permissions() {
         use std::os::unix::fs::PermissionsExt;
         let dir = TempDir::new().unwrap();
-        let parent = dir.path().join("insomnia");
+        let parent = dir.path().join("yoi");
         let path = parent.join("pods.json");
         let _guard = LockFileGuard::open(&path).unwrap();
         let file_mode = std::fs::metadata(&path).unwrap().permissions().mode() & 0o777;

crates/pod-registry/src/test_util.rs

@@ -20,8 +20,8 @@ pub(crate) fn sid() -> SegmentId {
 /// parallel test's `default_registry_path()` lookup.
 pub(crate) static ENV_LOCK: LazyLock<Mutex<()>> = LazyLock::new(|| Mutex::new(()));
 
-/// Sandbox `INSOMNIA_RUNTIME_DIR` to a tempdir for the duration of
-/// a test; restore the previous value (and any `INSOMNIA_HOME` /
+/// Sandbox `YOI_RUNTIME_DIR` to a tempdir for the duration of
+/// a test; restore the previous value (and any `YOI_HOME` /
 /// `XDG_RUNTIME_DIR` that would otherwise outrank it) on drop.
 pub(crate) struct RuntimeDirSandbox {
     prev_runtime: Option<String>,
@@ -33,16 +33,16 @@ pub(crate) struct RuntimeDirSandbox {
 impl RuntimeDirSandbox {
     pub(crate) fn new(dir: &Path) -> Self {
         let guard = ENV_LOCK.lock().unwrap_or_else(|e| e.into_inner());
-        let prev_runtime = std::env::var("INSOMNIA_RUNTIME_DIR").ok();
-        let prev_home = std::env::var("INSOMNIA_HOME").ok();
+        let prev_runtime = std::env::var("YOI_RUNTIME_DIR").ok();
+        let prev_home = std::env::var("YOI_HOME").ok();
         let prev_xdg = std::env::var("XDG_RUNTIME_DIR").ok();
         // SAFETY: ENV_LOCK serialises env writes across this test
         // module; other modules that touch env vars rely on their
         // own lock or `serial_test`.
         unsafe {
-            std::env::remove_var("INSOMNIA_HOME");
+            std::env::remove_var("YOI_HOME");
             std::env::remove_var("XDG_RUNTIME_DIR");
-            std::env::set_var("INSOMNIA_RUNTIME_DIR", dir);
+            std::env::set_var("YOI_RUNTIME_DIR", dir);
         }
         Self {
             prev_runtime,
@@ -57,12 +57,12 @@ impl Drop for RuntimeDirSandbox {
     fn drop(&mut self) {
         unsafe {
             match &self.prev_runtime {
-                Some(v) => std::env::set_var("INSOMNIA_RUNTIME_DIR", v),
-                None => std::env::remove_var("INSOMNIA_RUNTIME_DIR"),
+                Some(v) => std::env::set_var("YOI_RUNTIME_DIR", v),
+                None => std::env::remove_var("YOI_RUNTIME_DIR"),
             }
             match &self.prev_home {
-                Some(v) => std::env::set_var("INSOMNIA_HOME", v),
-                None => std::env::remove_var("INSOMNIA_HOME"),
+                Some(v) => std::env::set_var("YOI_HOME", v),
+                None => std::env::remove_var("YOI_HOME"),
             }
             match &self.prev_xdg {
                 Some(v) => std::env::set_var("XDG_RUNTIME_DIR", v),

crates/pod/README.md

@@ -18,5 +18,5 @@
 
 ### ランタイム
 
-- `RuntimeDir` — `$XDG_RUNTIME_DIR/insomnia/{pod_name}/` 配下のランタイムディレクトリ管理（ステータス・履歴のアトミック書き込み）
+- `RuntimeDir` — `$XDG_RUNTIME_DIR/yoi/{pod_name}/` 配下のランタイムディレクトリ管理（ステータス・履歴のアトミック書き込み）
 - `SocketServer` — Pod Protocol 用 Unix ソケットサーバー

crates/pod/examples/pod_cli.rs

@@ -1,6 +1,6 @@
 //! Minimal example: Pod running a single prompt with persistence.
 //!
-//! Demonstrates the core insomnia abstraction — a TOML manifest drives
+//! Demonstrates the core yoi abstraction — a TOML manifest drives
 //! provider selection, model config, and system prompt, while FsStore
 //! persists the session to disk automatically.
 //!

crates/pod/src/discovery.rs

@@ -822,7 +822,7 @@ mod tests {
         let runtime_base = root.path().join("runtime");
         std::fs::create_dir_all(&runtime_base).unwrap();
         unsafe {
-            std::env::set_var("INSOMNIA_RUNTIME_DIR", &runtime_base);
+            std::env::set_var("YOI_RUNTIME_DIR", &runtime_base);
         }
 
         let store = FsPodStore::new(&store_dir).unwrap();

crates/pod/src/entrypoint.rs

@@ -191,7 +191,7 @@ fn load_single_manifest(
 }
 
 pub async fn run_cli() -> ExitCode {
-    run_cli_from("insomnia pod", std::env::args_os().skip(1)).await
+    run_cli_from("yoi pod", std::env::args_os().skip(1)).await
 }
 
 pub async fn run_cli_from<I, T>(bin_name: &'static str, args: I) -> ExitCode
@@ -246,7 +246,7 @@ async fn run_cli_inner(cli: Cli) -> ExitCode {
     };
 
     // Initialize persistent store. `paths::sessions_dir()` only
-    // returns None when none of INSOMNIA_HOME / INSOMNIA_DATA_DIR /
+    // returns None when none of YOI_HOME / YOI_DATA_DIR /
     // HOME is set — surface that as a hard error to match the
     // runtime-dir resolution below, rather than silently writing to a
     // relative path under cwd.
@@ -257,7 +257,7 @@ async fn run_cli_inner(cli: Cli) -> ExitCode {
             None => {
                 eprintln!(
                     "error: could not resolve sessions directory \
-                     (set --store, INSOMNIA_HOME, INSOMNIA_DATA_DIR, or HOME)"
+                     (set --store, YOI_HOME, YOI_DATA_DIR, or HOME)"
                 );
                 return ExitCode::FAILURE;
             }
@@ -375,7 +375,7 @@ async fn run_cli_inner(cli: Cli) -> ExitCode {
         None => {
             eprintln!(
                 "error: could not resolve runtime directory \
-                 (set INSOMNIA_HOME, INSOMNIA_RUNTIME_DIR, XDG_RUNTIME_DIR, or HOME)"
+                 (set YOI_HOME, YOI_RUNTIME_DIR, XDG_RUNTIME_DIR, or HOME)"
             );
             return ExitCode::FAILURE;
         }
@@ -393,7 +393,7 @@ async fn run_cli_inner(cli: Cli) -> ExitCode {
     // (e.g. the TUI's interactive `spawn` flow). Tab-separated so a
     // pod name with spaces still parses cleanly. Emit before the
     // human line so a stderr-watching parent sees it first.
-    eprintln!("INSOMNIA-READY\t{pod_name}\t{}", socket_path.display());
+    eprintln!("YOI-READY\t{pod_name}\t{}", socket_path.display());
     eprintln!("pod: {pod_name} listening on {:?}", socket_path);
 
     tokio::select! {
@@ -443,36 +443,30 @@ permission = "write"
 
     #[test]
     fn user_manifest_flag_is_not_accepted() {
-        let err =
-            Cli::try_parse_from(["insomnia pod", "--user-manifest", "manifest.toml"]).unwrap_err();
+        let err = Cli::try_parse_from(["yoi pod", "--user-manifest", "manifest.toml"]).unwrap_err();
         assert_eq!(err.kind(), clap::error::ErrorKind::UnknownArgument);
     }
 
     #[test]
-    fn subcommand_help_uses_insomnia_pod_invocation() {
-        let err = parse_cli_from("insomnia pod", ["--help"]).unwrap_err();
+    fn subcommand_help_uses_yoi_pod_invocation() {
+        let err = parse_cli_from("yoi pod", ["--help"]).unwrap_err();
         assert_eq!(err.kind(), clap::error::ErrorKind::DisplayHelp);
         let help = err.to_string();
-        assert!(help.contains("Usage: insomnia pod"), "{help}");
+        assert!(help.contains("Usage: yoi pod"), "{help}");
         assert!(help.contains("--pod <NAME>"), "{help}");
     }
 
     #[test]
     fn manifest_conflicts_with_project() {
-        let project_err = Cli::try_parse_from([
-            "insomnia pod",
-            "--manifest",
-            "manifest.toml",
-            "--project",
-            ".",
-        ])
-        .unwrap_err();
+        let project_err =
+            Cli::try_parse_from(["yoi pod", "--manifest", "manifest.toml", "--project", "."])
+                .unwrap_err();
         assert_eq!(project_err.kind(), clap::error::ErrorKind::ArgumentConflict);
     }
 
     #[test]
     fn overlay_flag_is_not_accepted() {
-        let err = Cli::try_parse_from(["insomnia pod", "--overlay", "pod.name = 'x'"]).unwrap_err();
+        let err = Cli::try_parse_from(["yoi pod", "--overlay", "pod.name = 'x'"]).unwrap_err();
         assert_eq!(err.kind(), clap::error::ErrorKind::UnknownArgument);
     }
 
@@ -481,8 +475,8 @@ permission = "write"
         let tmp = TempDir::new().unwrap();
         let manifest = tmp.path().join("manifest.toml");
         write(&manifest, &manifest_toml("single", tmp.path()));
-        let cli = Cli::try_parse_from(["insomnia pod", "--manifest", manifest.to_str().unwrap()])
-            .unwrap();
+        let cli =
+            Cli::try_parse_from(["yoi pod", "--manifest", manifest.to_str().unwrap()]).unwrap();
 
         let (manifest, loader) = resolve_manifest(&cli).unwrap();
 
@@ -496,7 +490,7 @@ permission = "write"
         let tmp = TempDir::new().unwrap();
         let profile = tmp.path().join("profile.lua");
         let cli = Cli::try_parse_from([
-            "insomnia pod",
+            "yoi pod",
             "--profile",
             profile.to_str().unwrap(),
             "--profile-pod-name",
@@ -529,7 +523,7 @@ permission = "write"
     fn profile_accepts_source_qualified_discovered_name() {
         let tmp = TempDir::new().unwrap();
         let cli = Cli::try_parse_from([
-            "insomnia pod",
+            "yoi pod",
             "--profile",
             "project:coder",
             "--profile-pod-name",
@@ -564,7 +558,7 @@ permission = "write"
     #[test]
     fn normal_startup_uses_default_profile() {
         let tmp = TempDir::new().unwrap();
-        let cli = Cli::try_parse_from(["insomnia pod"]).unwrap();
+        let cli = Cli::try_parse_from(["yoi pod"]).unwrap();
         let mut called = false;
 
         let (manifest, _loader) =
@@ -585,7 +579,7 @@ permission = "write"
 
     #[test]
     fn project_flag_no_longer_enables_ambient_manifest_cascade() {
-        let cli = Cli::try_parse_from(["insomnia pod", "--project", "."]).unwrap();
+        let cli = Cli::try_parse_from(["yoi pod", "--project", "."]).unwrap();
         let err = resolve_manifest_with_profile_loader(&cli, |_, _| {
             panic!("default profile loader must not run when deprecated --project is present")
         })
@@ -597,7 +591,7 @@ permission = "write"
     fn pod_flag_conflicts_with_session() {
         let segment_id = session_store::new_segment_id();
         let segment_id = segment_id.to_string();
-        let err = Cli::try_parse_from(["insomnia pod", "--pod", "agent", "--session", &segment_id])
+        let err = Cli::try_parse_from(["yoi pod", "--pod", "agent", "--session", &segment_id])
             .unwrap_err();
         assert_eq!(err.kind(), clap::error::ErrorKind::ArgumentConflict);
     }
@@ -608,7 +602,7 @@ permission = "write"
         let manifest = tmp.path().join("manifest.toml");
         write(&manifest, &manifest_toml("from-file", tmp.path()));
         let cli = Cli::try_parse_from([
-            "insomnia pod",
+            "yoi pod",
             "--manifest",
             manifest.to_str().unwrap(),
             "--pod",
@@ -640,7 +634,7 @@ permission = "write"
 "#,
         );
         let cli = Cli::try_parse_from([
-            "insomnia pod",
+            "yoi pod",
             "--manifest",
             manifest.to_str().unwrap(),
             "--pod",
@@ -657,7 +651,7 @@ permission = "write"
     #[test]
     fn pod_flag_with_no_manifest_creates_from_default_profile_with_typed_name() {
         let tmp = TempDir::new().unwrap();
-        let cli = Cli::try_parse_from(["insomnia pod", "--pod", "agent"]).unwrap();
+        let cli = Cli::try_parse_from(["yoi pod", "--pod", "agent"]).unwrap();
         let mut called = false;
 
         let (manifest, _loader) =
@@ -683,15 +677,9 @@ permission = "write"
     fn profile_conflicts_with_manifest_and_restore_modes() {
         let segment_id = session_store::new_segment_id().to_string();
         for args in [
-            vec!["insomnia pod", "--profile", "p.lua", "--manifest", "m.toml"],
-            vec!["insomnia pod", "--profile", "p.lua", "--pod", "agent"],
-            vec![
-                "insomnia pod",
-                "--profile",
-                "p.lua",
-                "--session",
-                &segment_id,
-            ],
+            vec!["yoi pod", "--profile", "p.lua", "--manifest", "m.toml"],
+            vec!["yoi pod", "--profile", "p.lua", "--pod", "agent"],
+            vec!["yoi pod", "--profile", "p.lua", "--session", &segment_id],
         ] {
             let err = Cli::try_parse_from(args).unwrap_err();
             assert_eq!(err.kind(), clap::error::ErrorKind::ArgumentConflict);
@@ -700,14 +688,14 @@ permission = "write"
 
     #[test]
     fn profile_pod_name_requires_profile() {
-        let err = Cli::try_parse_from(["insomnia pod", "--profile-pod-name", "agent"]).unwrap_err();
+        let err = Cli::try_parse_from(["yoi pod", "--profile-pod-name", "agent"]).unwrap_err();
         assert_eq!(err.kind(), clap::error::ErrorKind::MissingRequiredArgument);
     }
 
     #[test]
     fn profile_pod_name_is_not_restore_pod_flag() {
         let cli = Cli::try_parse_from([
-            "insomnia pod",
+            "yoi pod",
             "--profile",
             "p.lua",
             "--profile-pod-name",
@@ -724,13 +712,9 @@ permission = "write"
         let single_manifest = tmp.path().join("single.toml");
         write(&single_manifest, &manifest_toml("single-file", tmp.path()));
         std::fs::create_dir_all(tmp.path().join("prompts")).unwrap();
-        std::fs::create_dir_all(tmp.path().join(".insomnia").join("prompts")).unwrap();
-        let cli = Cli::try_parse_from([
-            "insomnia pod",
-            "--manifest",
-            single_manifest.to_str().unwrap(),
-        ])
-        .unwrap();
+        std::fs::create_dir_all(tmp.path().join(".yoi").join("prompts")).unwrap();
+        let cli = Cli::try_parse_from(["yoi pod", "--manifest", single_manifest.to_str().unwrap()])
+            .unwrap();
 
         let (manifest, loader) = resolve_manifest(&cli).unwrap();
 

crates/pod/src/pod.rs

@@ -333,7 +333,7 @@ pub struct Pod<C: LlmClient, St: Store> {
     /// [`Self::from_manifest`], or defaults to the builtin pack when a
     /// Pod is constructed through lower-level paths that have no loader.
     prompts: Arc<PromptCatalog>,
-    /// Registry loaded from `<workspace>/.insomnia/workflow/*.md` when
+    /// Registry loaded from `<workspace>/.yoi/workflow/*.md` when
     /// memory is enabled. Missing memory config keeps this empty.
     workflow_registry: workflow_crate::WorkflowRegistry,
     /// Memory workspace layout used by the workflow resolver to load required
@@ -5337,21 +5337,21 @@ mod build_summary_prompt_tests {
         let pwd = dir.path().join("workspace");
         std::fs::create_dir_all(&pwd).unwrap();
         if let Some(doc) = summary_doc {
-            std::fs::create_dir_all(pwd.join(".insomnia/memory")).unwrap();
-            std::fs::write(pwd.join(".insomnia/memory/summary.md"), doc).unwrap();
+            std::fs::create_dir_all(pwd.join(".yoi/memory")).unwrap();
+            std::fs::write(pwd.join(".yoi/memory/summary.md"), doc).unwrap();
         }
         if include_knowledge {
-            std::fs::create_dir_all(pwd.join(".insomnia/knowledge")).unwrap();
+            std::fs::create_dir_all(pwd.join(".yoi/knowledge")).unwrap();
             std::fs::write(
-                pwd.join(".insomnia/knowledge/resident-policy.md"),
+                pwd.join(".yoi/knowledge/resident-policy.md"),
                 knowledge_doc("knowledge resident desc"),
             )
             .unwrap();
         }
         if include_workflow {
-            std::fs::create_dir_all(pwd.join(".insomnia/workflow")).unwrap();
+            std::fs::create_dir_all(pwd.join(".yoi/workflow")).unwrap();
             std::fs::write(
-                pwd.join(".insomnia/workflow/resident-flow.md"),
+                pwd.join(".yoi/workflow/resident-flow.md"),
                 workflow_doc("workflow resident desc"),
             )
             .unwrap();
@@ -5379,7 +5379,7 @@ mod build_summary_prompt_tests {
             pod.set_resident_workflow_injection(gates.workflows);
         }
         let template = SystemPromptTemplate::parse(
-            "$insomnia/default",
+            "$yoi/default",
             crate::prompt::loader::PromptLoader::builtins_only(),
         )
         .unwrap();

crates/pod/src/prompt/catalog.rs

@@ -18,7 +18,7 @@
 //!    binary. Must cover every [`PodPrompt`] variant (build-time check).
 //! 2. **user** — `<config_dir>/prompts.toml`, when a caller supplies it.
 //!    Optional.
-//! 3. **workspace** — `<project>/.insomnia/prompts.toml`, when a caller
+//! 3. **workspace** — `<project>/.yoi/prompts.toml`, when a caller
 //!    supplies it. Optional.
 //! 4. **manifest pack** — `manifest.pod.prompt_pack`, an explicit path
 //!    per-Pod. Optional.
@@ -258,7 +258,7 @@ struct PackFile {
 /// Owns a `minijinja::Environment` with one template registered per
 /// [`PodPrompt`] key (after the 4-layer merge). Includes inside templates
 /// are resolved via a provided [`PromptLoader`], so values can pull from
-/// `$insomnia` / `$user` / `$workspace`.
+/// `$yoi` / `$user` / `$workspace`.
 pub struct PromptCatalog {
     env: Environment<'static>,
 }
@@ -271,7 +271,7 @@ impl std::fmt::Debug for PromptCatalog {
 
 impl PromptCatalog {
     /// Builtin-only catalog. All `{% include %}` references must resolve
-    /// through `$insomnia` (user/workspace prefixes are unavailable).
+    /// through `$yoi` (user/workspace prefixes are unavailable).
     pub fn builtins_only() -> Result<Arc<Self>, CatalogError> {
         Self::load(&PromptLoader::builtins_only(), None)
     }
@@ -707,7 +707,7 @@ interrupt_system_note = "[FROM-MANIFEST-PACK]"
     #[test]
     fn value_can_pull_long_text_via_include() {
         // A runtime pack that overrides `compact_system` with an
-        // `{% include %}` into the same `$insomnia` namespace — exercises
+        // `{% include %}` into the same `$yoi` namespace — exercises
         // the template resolver path through all four layers.
         let tmp = TempDir::new().unwrap();
         let pack = tmp.path().join("p.toml");
@@ -715,7 +715,7 @@ interrupt_system_note = "[FROM-MANIFEST-PACK]"
             &pack,
             r#"
 [prompt]
-compact_system = "PREFIX\n{% include \"$insomnia/internal/compact_system\" %}"
+compact_system = "PREFIX\n{% include \"$yoi/internal/compact_system\" %}"
 "#,
         )
         .unwrap();

crates/pod/src/prompt/loader.rs

@@ -4,12 +4,12 @@
 //!
 //! | prefix       | location                                                |
 //! |--------------|---------------------------------------------------------|
-//! | `$insomnia`  | builtin, baked into the binary via `include_dir!`       |
+//! | `$yoi`  | builtin, baked into the binary via `include_dir!`       |
 //! | `$user`      | `<config_dir>/prompts/` (resolved by `manifest::paths`) |
-//! | `$workspace` | `<project>/.insomnia/prompts/`                          |
+//! | `$workspace` | `<project>/.yoi/prompts/`                          |
 //!
 //! A reference is `$<prefix>/<path>` where `<path>` is a `/`-separated
-//! name without the `.md` extension (e.g. `$insomnia/common/header`).
+//! name without the `.md` extension (e.g. `$yoi/common/header`).
 //! Unqualified names (no `$prefix/` at the front) are resolved relative
 //! to an optional current reference — typically the file that issued
 //! the `{% include %}` — so a prompt library can be authored as a
@@ -25,13 +25,13 @@ use thiserror::Error;
 
 static BUILTIN_PROMPTS: Dir<'static> = include_dir!("$CARGO_MANIFEST_DIR/../../resources/prompts");
 
-const PREFIX_INSOMNIA: &str = "$insomnia";
+const PREFIX_YOI: &str = "$yoi";
 const PREFIX_USER: &str = "$user";
 const PREFIX_WORKSPACE: &str = "$workspace";
 
 /// Prefix-resolved reference to a prompt asset. Produced by
 /// [`PromptLoader::parse_ref`] from a user-supplied string such as
-/// `"$insomnia/default"`.
+/// `"$yoi/default"`.
 #[derive(Debug, Clone, PartialEq, Eq)]
 pub struct PromptRef {
     prefix: Prefix,
@@ -42,7 +42,7 @@ pub struct PromptRef {
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
 enum Prefix {
-    Insomnia,
+    Yoi,
     User,
     Workspace,
 }
@@ -50,7 +50,7 @@ enum Prefix {
 impl Prefix {
     fn as_str(self) -> &'static str {
         match self {
-            Self::Insomnia => PREFIX_INSOMNIA,
+            Self::Yoi => PREFIX_YOI,
             Self::User => PREFIX_USER,
             Self::Workspace => PREFIX_WORKSPACE,
         }
@@ -116,7 +116,7 @@ pub struct PromptLoader {
 }
 
 impl PromptLoader {
-    /// Loader with only the builtin `$insomnia` library available.
+    /// Loader with only the builtin `$yoi` library available.
     /// `$user` / `$workspace` references fail with
     /// [`LoaderError::PrefixNotConfigured`].
     pub fn builtins_only() -> Self {
@@ -221,7 +221,7 @@ impl PromptLoader {
     /// when the prefix is not configured or the file does not exist.
     pub fn load(&self, reference: &PromptRef) -> Result<String, LoaderError> {
         match reference.prefix {
-            Prefix::Insomnia => load_from_include_dir(&BUILTIN_PROMPTS, reference),
+            Prefix::Yoi => load_from_include_dir(&BUILTIN_PROMPTS, reference),
             Prefix::User => match self.user_dir.as_deref() {
                 Some(dir) => load_from_dir(dir, reference),
                 None => Err(LoaderError::PrefixNotConfigured {
@@ -252,7 +252,7 @@ impl PromptLoader {
 
 fn parse_prefix(raw: &str, prefix_name: &str) -> Result<Prefix, LoaderError> {
     match prefix_name {
-        "insomnia" => Ok(Prefix::Insomnia),
+        "yoi" => Ok(Prefix::Yoi),
         "user" => Ok(Prefix::User),
         "workspace" => Ok(Prefix::Workspace),
         _ => Err(LoaderError::UnknownPrefix {
@@ -311,15 +311,15 @@ mod tests {
     #[test]
     fn builtin_default_resolves() {
         let loader = PromptLoader::builtins_only();
-        let (r, source) = loader.resolve("$insomnia/default", None).unwrap();
-        assert_eq!(r.to_qualified_string(), "$insomnia/default");
+        let (r, source) = loader.resolve("$yoi/default", None).unwrap();
+        assert_eq!(r.to_qualified_string(), "$yoi/default");
         assert!(!source.is_empty());
     }
 
     #[test]
     fn builtin_subdirectory_lookup() {
         let loader = PromptLoader::builtins_only();
-        let (_, source) = loader.resolve("$insomnia/common/tool-usage", None).unwrap();
+        let (_, source) = loader.resolve("$yoi/common/tool-usage", None).unwrap();
         assert!(source.contains("tool"));
     }
 
@@ -346,9 +346,7 @@ mod tests {
     #[test]
     fn missing_file_is_hard_error() {
         let loader = PromptLoader::builtins_only();
-        let err = loader
-            .resolve("$insomnia/definitely-missing", None)
-            .unwrap_err();
+        let err = loader.resolve("$yoi/definitely-missing", None).unwrap_err();
         assert!(matches!(err, LoaderError::NotFound { .. }));
     }
 
@@ -379,20 +377,18 @@ mod tests {
     #[test]
     fn unqualified_ref_resolves_relative_to_current() {
         let loader = PromptLoader::builtins_only();
-        let current = loader
-            .parse_ref("$insomnia/common/tool-usage", None)
-            .unwrap();
+        let current = loader.parse_ref("$yoi/common/tool-usage", None).unwrap();
         // Sibling lookup under the same prefix and directory.
         let sibling = loader.parse_ref("workspace", Some(&current)).unwrap();
-        assert_eq!(sibling.to_qualified_string(), "$insomnia/common/workspace");
+        assert_eq!(sibling.to_qualified_string(), "$yoi/common/workspace");
     }
 
     #[test]
     fn unqualified_ref_from_root_file_has_empty_dir() {
         let loader = PromptLoader::builtins_only();
-        let current = loader.parse_ref("$insomnia/default", None).unwrap();
+        let current = loader.parse_ref("$yoi/default", None).unwrap();
         let sibling = loader.parse_ref("other", Some(&current)).unwrap();
-        assert_eq!(sibling.to_qualified_string(), "$insomnia/other");
+        assert_eq!(sibling.to_qualified_string(), "$yoi/other");
     }
 
     #[test]
@@ -402,8 +398,8 @@ mod tests {
         std::fs::write(user_dir.join("custom.md"), "user-body").unwrap();
         let loader = PromptLoader::new(Some(user_dir), None);
 
-        let current = loader.parse_ref("$insomnia/default", None).unwrap();
-        // Even with an $insomnia-rooted current, an explicit $user
+        let current = loader.parse_ref("$yoi/default", None).unwrap();
+        // Even with an $yoi-rooted current, an explicit $user
         // prefix must win.
         let (reference, source) = loader.resolve("$user/custom", Some(&current)).unwrap();
         assert_eq!(reference.to_qualified_string(), "$user/custom");
@@ -413,7 +409,7 @@ mod tests {
     #[test]
     fn traversal_segments_rejected() {
         let loader = PromptLoader::builtins_only();
-        let err = loader.resolve("$insomnia/../etc/passwd", None).unwrap_err();
+        let err = loader.resolve("$yoi/../etc/passwd", None).unwrap_err();
         assert!(matches!(err, LoaderError::InvalidRef { .. }));
     }
 }

crates/pod/src/prompt/system.rs

@@ -155,7 +155,7 @@ pub struct SystemPromptContext<'a> {
     /// Not visible from the template; consumed by the trailing-section
     /// formatter in [`SystemPromptTemplate::render`].
     pub agents_md: Option<String>,
-    /// The body of `<workspace>/.insomnia/memory/summary.md`, with
+    /// The body of `<workspace>/.yoi/memory/summary.md`, with
     /// frontmatter stripped. `None` disables the resident summary section;
     /// empty strings are ignored by the trailing-section formatter.
     pub resident_summary: Option<&'a str>,
@@ -164,7 +164,7 @@ pub struct SystemPromptContext<'a> {
     /// section entirely (memory disabled, or a consolidation worker that opts
     /// out); `Some(&[])` also yields no section.
     pub resident_knowledge: Option<&'a [ResidentKnowledgeEntry]>,
-    /// Resident workflow descriptions from `<workspace>/.insomnia/workflow/*`
+    /// Resident workflow descriptions from `<workspace>/.yoi/workflow/*`
     /// whose frontmatter has `model_invokation: true`. `None` disables the
     /// section; consolidation workers opt out together with resident Knowledge.
     pub resident_workflows: Option<&'a [ResidentWorkflowEntry]>,
@@ -557,9 +557,9 @@ mod tests {
     }
 
     #[test]
-    fn instruction_default_resolves_to_insomnia_default() {
+    fn instruction_default_resolves_to_yoi_default() {
         let loader = PromptLoader::builtins_only();
-        let tmpl = SystemPromptTemplate::parse("$insomnia/default", loader).unwrap();
+        let tmpl = SystemPromptTemplate::parse("$yoi/default", loader).unwrap();
         let dir = TempDir::new().unwrap();
         let scope = build_scope(dir.path());
         let rendered = tmpl
@@ -582,7 +582,7 @@ mod tests {
     #[test]
     fn instruction_default_omits_memory_guidance_without_memory_tools() {
         let loader = PromptLoader::builtins_only();
-        let tmpl = SystemPromptTemplate::parse("$insomnia/default", loader).unwrap();
+        let tmpl = SystemPromptTemplate::parse("$yoi/default", loader).unwrap();
         let dir = TempDir::new().unwrap();
         let scope = build_scope(dir.path());
         let rendered = tmpl
@@ -608,7 +608,7 @@ mod tests {
     #[test]
     fn memory_guidance_names_only_available_memory_tools() {
         let loader = PromptLoader::builtins_only();
-        let tmpl = SystemPromptTemplate::parse("$insomnia/default", loader).unwrap();
+        let tmpl = SystemPromptTemplate::parse("$yoi/default", loader).unwrap();
         let dir = TempDir::new().unwrap();
         let scope = build_scope(dir.path());
         let rendered = tmpl
@@ -632,7 +632,7 @@ mod tests {
     #[test]
     fn pod_orchestration_guidance_is_included_for_pod_management_tools() {
         let loader = PromptLoader::builtins_only();
-        let tmpl = SystemPromptTemplate::parse("$insomnia/default", loader).unwrap();
+        let tmpl = SystemPromptTemplate::parse("$yoi/default", loader).unwrap();
         let dir = TempDir::new().unwrap();
         let scope = build_scope(dir.path());
         let rendered = tmpl
@@ -651,7 +651,7 @@ mod tests {
     #[test]
     fn pod_orchestration_guidance_is_omitted_without_pod_management_tools() {
         let loader = PromptLoader::builtins_only();
-        let tmpl = SystemPromptTemplate::parse("$insomnia/default", loader).unwrap();
+        let tmpl = SystemPromptTemplate::parse("$yoi/default", loader).unwrap();
         let dir = TempDir::new().unwrap();
         let scope = build_scope(dir.path());
         let rendered = tmpl
@@ -735,7 +735,7 @@ mod tests {
         let tmp = TempDir::new().unwrap();
         std::fs::write(
             tmp.path().join("root.md"),
-            "U-ROOT\n{% include \"$insomnia/common/tool-usage\" %}",
+            "U-ROOT\n{% include \"$yoi/common/tool-usage\" %}",
         )
         .unwrap();
         let loader = PromptLoader::new(Some(tmp.path().to_path_buf()), None);
@@ -758,7 +758,7 @@ mod tests {
     #[test]
     fn prefix_with_missing_file_is_hard_error() {
         let loader = PromptLoader::builtins_only();
-        let err = SystemPromptTemplate::parse("$insomnia/definitely-missing", loader).unwrap_err();
+        let err = SystemPromptTemplate::parse("$yoi/definitely-missing", loader).unwrap_err();
         assert!(matches!(err, SystemPromptError::LoaderResolve(_)));
     }
 

crates/pod/src/runtime/dir.rs

@@ -116,8 +116,8 @@ pub fn default_base() -> Result<PathBuf, io::Error> {
     paths::runtime_dir().ok_or_else(|| {
         io::Error::new(
             io::ErrorKind::NotFound,
-            "could not resolve runtime directory (no INSOMNIA_HOME / \
-             INSOMNIA_RUNTIME_DIR / XDG_RUNTIME_DIR / HOME)",
+            "could not resolve runtime directory (no YOI_HOME / \
+             YOI_RUNTIME_DIR / XDG_RUNTIME_DIR / HOME)",
         )
     })
 }
@@ -203,13 +203,13 @@ mod tests {
 
         let records = vec![SpawnedPodRecord {
             pod_name: "child".into(),
-            socket_path: "/run/insomnia/child/sock".into(),
+            socket_path: "/run/yoi/child/sock".into(),
             scope_delegated: vec![ScopeRule {
                 target: "/tmp/work".into(),
                 permission: Permission::Write,
                 recursive: true,
             }],
-            callback_address: "/run/insomnia/my-pod/sock".into(),
+            callback_address: "/run/yoi/my-pod/sock".into(),
         }];
         rt.write_spawned_pods(&records).await.unwrap();
 

crates/pod/src/spawn/tool.rs

@@ -48,7 +48,7 @@ struct SpawnPodInput {
     /// unambiguous profile slug. Raw/path selectors are rejected.
     #[serde(default)]
     profile: Option<String>,
-    /// Instruction-file reference (e.g. `$insomnia/default`, `$user/my-agent`).
+    /// Instruction-file reference (e.g. `$yoi/default`, `$user/my-agent`).
     #[serde(default)]
     instruction: Option<String>,
     /// First message sent to the spawned Pod via `Method::Run`.
@@ -214,7 +214,7 @@ pub struct SpawnPodTool {
     /// Path to the spawner's Unix socket. Handed to the child via
     /// `--callback` so its `PodEvent` callbacks have somewhere to land.
     callback_socket: PathBuf,
-    /// Root of the `$XDG_RUNTIME_DIR/insomnia/` tree, used to predict
+    /// Root of the `$XDG_RUNTIME_DIR/yoi/` tree, used to predict
     /// the spawned Pod's socket path before the child has bound it.
     runtime_base: PathBuf,
     /// Directory the spawned Pod should run in when the LLM did not
@@ -890,7 +890,7 @@ mod tests {
                 ..Default::default()
             },
             worker: WorkerManifestConfig {
-                instruction: Some("$insomnia/parent".into()),
+                instruction: Some("$yoi/parent".into()),
                 language: Some("Parentish".into()),
                 max_tokens: Some(1234),
                 stop_sequences: Some(vec!["STOP".into()]),
@@ -916,8 +916,8 @@ mod tests {
         default: Option<&str>,
         profiles: &[(&str, &str, &str)],
     ) -> AvailableProfiles {
-        let insomnia = project.join(".insomnia");
-        let profile_dir = insomnia.join("profiles");
+        let yoi = project.join(".yoi");
+        let profile_dir = yoi.join("profiles");
         std::fs::create_dir_all(&profile_dir).unwrap();
         let mut registry_toml = String::new();
         if let Some(default) = default {
@@ -928,7 +928,7 @@ mod tests {
             std::fs::write(profile_dir.join(file), body).unwrap();
             registry_toml.push_str(&format!("{name} = \"profiles/{file}\"\n"));
         }
-        let registry_path = insomnia.join("profiles.toml");
+        let registry_path = yoi.join("profiles.toml");
         std::fs::write(&registry_path, registry_toml).unwrap();
         AvailableProfiles {
             registry: Some(
@@ -963,23 +963,23 @@ mod tests {
     }
 
     const CODER_PROFILE: &str = r#"
-local profile = require("insomnia.profile")
-local scope = require("insomnia.scope")
+local profile = require("yoi.profile")
+local scope = require("yoi.scope")
 return profile {
   slug = "coder",
   model = { scheme = "anthropic", model_id = "coder-model" },
-  worker = { instruction = "$insomnia/coder", language = "Coderish", max_tokens = 2222 },
+  worker = { instruction = "$yoi/coder", language = "Coderish", max_tokens = 2222 },
   scope = scope.workspace_write(),
 }
 "#;
 
     const REVIEWER_PROFILE: &str = r#"
-local profile = require("insomnia.profile")
-local scope = require("insomnia.scope")
+local profile = require("yoi.profile")
+local scope = require("yoi.scope")
 return profile {
   slug = "reviewer",
   model = { scheme = "anthropic", model_id = "reviewer-model" },
-  worker = { instruction = "$insomnia/reviewer", language = "Reviewerish", max_tokens = 3333 },
+  worker = { instruction = "$yoi/reviewer", language = "Reviewerish", max_tokens = 3333 },
   scope = scope.workspace_write(),
 }
 "#;
@@ -997,7 +997,7 @@ return profile {
         };
 
         let config_json =
-            build_spawn_config_json("child", "$insomnia/default", &[], &model, false).unwrap();
+            build_spawn_config_json("child", "$yoi/default", &[], &model, false).unwrap();
         let parsed: PodManifestConfig = serde_json::from_str(&config_json).unwrap();
 
         assert_eq!(parsed.model.scheme, Some(SchemeKind::Anthropic));
@@ -1020,7 +1020,7 @@ return profile {
             ..Default::default()
         };
         let config_json =
-            build_spawn_config_json("child", "$insomnia/default", &[], &model, false).unwrap();
+            build_spawn_config_json("child", "$yoi/default", &[], &model, false).unwrap();
         let parsed: PodManifestConfig = serde_json::from_str(&config_json).unwrap();
         assert_eq!(
             parsed.model.ref_.as_deref(),
@@ -1041,7 +1041,7 @@ return profile {
         }];
 
         let config_json =
-            build_spawn_config_json("child", "$insomnia/default", &scope, &model, true).unwrap();
+            build_spawn_config_json("child", "$yoi/default", &scope, &model, true).unwrap();
         let parsed: PodManifestConfig = serde_json::from_str(&config_json).unwrap();
         assert_eq!(
             parsed.session.as_ref().and_then(|s| s.record_event_trace),
@@ -1062,7 +1062,7 @@ return profile {
             ..Default::default()
         };
         let config_json =
-            build_spawn_config_json("child", "$insomnia/default", &[], &model, false).unwrap();
+            build_spawn_config_json("child", "$yoi/default", &[], &model, false).unwrap();
         let parsed: PodManifestConfig = serde_json::from_str(&config_json).unwrap();
 
         assert!(parsed.session.is_none());
@@ -1098,10 +1098,7 @@ return profile {
 
         assert_eq!(config.pod.name.as_deref(), Some("child-default"));
         assert_eq!(config.model.model_id.as_deref(), Some("reviewer-model"));
-        assert_eq!(
-            config.worker.instruction.as_deref(),
-            Some("$insomnia/reviewer")
-        );
+        assert_eq!(config.worker.instruction.as_deref(), Some("$yoi/reviewer"));
         assert_eq!(config.worker.language.as_deref(), Some("Reviewerish"));
         assert_eq!(config.scope.allow, scope);
         assert!(config.scope.deny.is_empty());
@@ -1140,10 +1137,7 @@ return profile {
 
         assert_eq!(config.pod.name.as_deref(), Some("review-child"));
         assert_eq!(config.model.model_id.as_deref(), Some("reviewer-model"));
-        assert_eq!(
-            config.worker.instruction.as_deref(),
-            Some("$insomnia/reviewer")
-        );
+        assert_eq!(config.worker.instruction.as_deref(), Some("$yoi/reviewer"));
         assert_eq!(config.worker.language.as_deref(), Some("Reviewerish"));
         assert_eq!(config.worker.max_tokens, Some(3333));
         assert_eq!(config.scope.allow, scope);
@@ -1177,10 +1171,7 @@ return profile {
 
         assert_eq!(config.pod.name.as_deref(), Some("inherited-child"));
         assert_eq!(config.model.model_id.as_deref(), Some("parent-model"));
-        assert_eq!(
-            config.worker.instruction.as_deref(),
-            Some("$insomnia/parent")
-        );
+        assert_eq!(config.worker.instruction.as_deref(), Some("$yoi/parent"));
         assert_eq!(config.worker.language.as_deref(), Some("Parentish"));
         assert_eq!(config.worker.max_tokens, Some(1234));
         assert_eq!(
@@ -1313,7 +1304,7 @@ return profile {
 
         let user_config = tmp.path().join("user-profiles.toml");
         std::fs::write(&user_config, "[profile]\ncoder = \"user-coder.lua\"\n").unwrap();
-        let project_config = project.join(".insomnia/profiles.toml");
+        let project_config = project.join(".yoi/profiles.toml");
         let ambiguous = AvailableProfiles {
             registry: Some(
                 ProfileDiscovery::with_sources(Some(user_config), Some(project_config))

crates/pod/src/workflow/mod.rs

@@ -145,11 +145,11 @@ mod tests {
         let dir = TempDir::new().unwrap();
         let layout = WorkspaceLayout::new(dir.path().to_path_buf());
         write(
-            &dir.path().join(".insomnia/knowledge/policy.md"),
+            &dir.path().join(".yoi/knowledge/policy.md"),
             "---\ncreated_at: 2026-01-01T00:00:00Z\nupdated_at: 2026-01-01T00:00:00Z\nkind: policy\ndescription: p\nmodel_invokation: false\nuser_invocable: true\nlast_sources: []\n---\npolicy body\n",
         );
         write(
-            &dir.path().join(".insomnia/workflow/run-it.md"),
+            &dir.path().join(".yoi/workflow/run-it.md"),
             "---\ndescription: run\nrequires: [policy]\n---\nworkflow body\n",
         );
         let registry = workflow_crate::load_workflows(&layout).unwrap();
@@ -173,7 +173,7 @@ mod tests {
     fn user_invocable_false_errors() {
         let (dir, layout, _registry) = setup();
         write(
-            &dir.path().join(".insomnia/workflow/hidden.md"),
+            &dir.path().join(".yoi/workflow/hidden.md"),
             "---\ndescription: hidden\nuser_invocable: false\n---\nbody\n",
         );
         let registry = workflow_crate::load_workflows(&layout).unwrap();
@@ -186,7 +186,7 @@ mod tests {
         let dir = TempDir::new().unwrap();
         let layout = WorkspaceLayout::new(dir.path().to_path_buf());
         write(
-            &dir.path().join(".insomnia/workflow/bad.md"),
+            &dir.path().join(".yoi/workflow/bad.md"),
             "---\ndescription: bad\nrequires: [ghost]\n---\nbody\n",
         );
         let registry = workflow_crate::load_workflows(&layout).unwrap();

crates/pod/tests/pod_comm_tools_test.rs

@@ -29,11 +29,11 @@ use tokio::sync::mpsc;
 use tokio::task::JoinHandle;
 
 /// Serialises env-mutating tests. The test harness runs tasks across
-/// threads, and `INSOMNIA_RUNTIME_DIR` is a process-wide resource.
+/// threads, and `YOI_RUNTIME_DIR` is a process-wide resource.
 static ENV_LOCK: LazyLock<Mutex<()>> = LazyLock::new(|| Mutex::new(()));
 
 /// Take `ENV_LOCK` and clear any env vars that would outrank
-/// `INSOMNIA_RUNTIME_DIR` in `paths::runtime_dir` resolution; restore
+/// `YOI_RUNTIME_DIR` in `paths::runtime_dir` resolution; restore
 /// previous values on drop.
 struct EnvGuard {
     prev_home: Option<String>,
@@ -44,10 +44,10 @@ struct EnvGuard {
 impl EnvGuard {
     fn acquire() -> Self {
         let lock = ENV_LOCK.lock().unwrap_or_else(|e| e.into_inner());
-        let prev_home = std::env::var("INSOMNIA_HOME").ok();
+        let prev_home = std::env::var("YOI_HOME").ok();
         let prev_xdg = std::env::var("XDG_RUNTIME_DIR").ok();
         unsafe {
-            std::env::remove_var("INSOMNIA_HOME");
+            std::env::remove_var("YOI_HOME");
             std::env::remove_var("XDG_RUNTIME_DIR");
         }
         Self {
@@ -62,14 +62,14 @@ impl Drop for EnvGuard {
     fn drop(&mut self) {
         unsafe {
             match &self.prev_home {
-                Some(v) => std::env::set_var("INSOMNIA_HOME", v),
-                None => std::env::remove_var("INSOMNIA_HOME"),
+                Some(v) => std::env::set_var("YOI_HOME", v),
+                None => std::env::remove_var("YOI_HOME"),
             }
             match &self.prev_xdg {
                 Some(v) => std::env::set_var("XDG_RUNTIME_DIR", v),
                 None => std::env::remove_var("XDG_RUNTIME_DIR"),
             }
-            std::env::remove_var("INSOMNIA_RUNTIME_DIR");
+            std::env::remove_var("YOI_RUNTIME_DIR");
         }
     }
 }
@@ -400,7 +400,7 @@ async fn stop_pod_sends_shutdown_and_releases_scope() {
             .unwrap(),
     );
     unsafe {
-        std::env::set_var("INSOMNIA_RUNTIME_DIR", tmp.path());
+        std::env::set_var("YOI_RUNTIME_DIR", tmp.path());
     }
     let lock_path = tmp.path().join("pods.json");
 
@@ -486,7 +486,7 @@ async fn stop_pod_succeeds_even_when_child_unreachable() {
     let _env = EnvGuard::acquire();
     let (tmp, registry, _rd) = setup_registry().await;
     unsafe {
-        std::env::set_var("INSOMNIA_RUNTIME_DIR", tmp.path());
+        std::env::set_var("YOI_RUNTIME_DIR", tmp.path());
     }
 
     // No live listener — socket never bound. Registered record points
@@ -518,7 +518,7 @@ async fn restored_registry_uses_pod_state_without_runtime_file() {
         FsPodStore::new(store_tmp.path().join("pods")).unwrap(),
     );
     unsafe {
-        std::env::set_var("INSOMNIA_RUNTIME_DIR", runtime_tmp.path());
+        std::env::set_var("YOI_RUNTIME_DIR", runtime_tmp.path());
     }
 
     let rd = Arc::new(
@@ -633,7 +633,7 @@ async fn load_from_pod_state_reclaims_missing_child_scope_and_records_history()
         FsPodStore::new(store_tmp.path().join("pods")).unwrap(),
     );
     unsafe {
-        std::env::set_var("INSOMNIA_RUNTIME_DIR", runtime_tmp.path());
+        std::env::set_var("YOI_RUNTIME_DIR", runtime_tmp.path());
     }
     let rd = Arc::new(
         RuntimeDir::create(runtime_tmp.path(), "spawner")

crates/pod/tests/pod_events_test.rs

@@ -18,11 +18,11 @@ use protocol::{Event, Greeting, Method, Permission, PodEvent, PodStatus, ScopeRu
 use tempfile::TempDir;
 use tokio::net::UnixListener;
 
-/// Serialises tests that mutate `INSOMNIA_RUNTIME_DIR`.
+/// Serialises tests that mutate `YOI_RUNTIME_DIR`.
 static ENV_LOCK: LazyLock<Mutex<()>> = LazyLock::new(|| Mutex::new(()));
 
 /// Take `ENV_LOCK` and clear any env vars that would outrank
-/// `INSOMNIA_RUNTIME_DIR`; restore previous values on drop.
+/// `YOI_RUNTIME_DIR`; restore previous values on drop.
 struct EnvGuard {
     prev_home: Option<String>,
     prev_xdg: Option<String>,
@@ -32,10 +32,10 @@ struct EnvGuard {
 impl EnvGuard {
     fn acquire() -> Self {
         let lock = ENV_LOCK.lock().unwrap_or_else(|e| e.into_inner());
-        let prev_home = std::env::var("INSOMNIA_HOME").ok();
+        let prev_home = std::env::var("YOI_HOME").ok();
         let prev_xdg = std::env::var("XDG_RUNTIME_DIR").ok();
         unsafe {
-            std::env::remove_var("INSOMNIA_HOME");
+            std::env::remove_var("YOI_HOME");
             std::env::remove_var("XDG_RUNTIME_DIR");
         }
         Self {
@@ -50,29 +50,29 @@ impl Drop for EnvGuard {
     fn drop(&mut self) {
         unsafe {
             match &self.prev_home {
-                Some(v) => std::env::set_var("INSOMNIA_HOME", v),
-                None => std::env::remove_var("INSOMNIA_HOME"),
+                Some(v) => std::env::set_var("YOI_HOME", v),
+                None => std::env::remove_var("YOI_HOME"),
             }
             match &self.prev_xdg {
                 Some(v) => std::env::set_var("XDG_RUNTIME_DIR", v),
                 None => std::env::remove_var("XDG_RUNTIME_DIR"),
             }
-            std::env::remove_var("INSOMNIA_RUNTIME_DIR");
+            std::env::remove_var("YOI_RUNTIME_DIR");
         }
     }
 }
 
-/// Point `INSOMNIA_RUNTIME_DIR` at `dir`. The pod-registry then lives at
+/// Point `YOI_RUNTIME_DIR` at `dir`. The pod-registry then lives at
 /// `<dir>/pods.json` and Pod runtime sub-dirs at `<dir>/{pod_name}/`.
 fn set_runtime_dir(dir: &std::path::Path) {
     unsafe {
-        std::env::set_var("INSOMNIA_RUNTIME_DIR", dir);
+        std::env::set_var("YOI_RUNTIME_DIR", dir);
     }
 }
 
 fn clear_runtime_dir() {
     unsafe {
-        std::env::remove_var("INSOMNIA_RUNTIME_DIR");
+        std::env::remove_var("YOI_RUNTIME_DIR");
     }
 }
 

crates/pod/tests/spawn_pod_test.rs

@@ -26,7 +26,7 @@ use std::sync::Arc;
 use tempfile::TempDir;
 use tokio::net::UnixListener;
 
-/// Serialises tests that mutate `INSOMNIA_RUNTIME_DIR` across the
+/// Serialises tests that mutate `YOI_RUNTIME_DIR` across the
 /// thread-pooled test harness.
 static ENV_LOCK: LazyLock<Mutex<()>> = LazyLock::new(|| Mutex::new(()));
 
@@ -42,7 +42,7 @@ impl EnvGuard {
     }
 }
 
-/// Set up a tempdir, point `INSOMNIA_RUNTIME_DIR` at it (so
+/// Set up a tempdir, point `YOI_RUNTIME_DIR` at it (so
 /// `pods.json` and per-Pod runtime subdirs both land in the
 /// sandbox), and install a live top-level "spawner" allocation so the
 /// tool has something to delegate from. Returns the tempdir (keeps it
@@ -57,9 +57,9 @@ async fn setup_spawner(
     unsafe {
         // Outranking env vars must be cleared so `paths::runtime_dir`
         // resolves to our sandbox instead of the developer's real one.
-        std::env::remove_var("INSOMNIA_HOME");
+        std::env::remove_var("YOI_HOME");
         std::env::remove_var("XDG_RUNTIME_DIR");
-        std::env::set_var("INSOMNIA_RUNTIME_DIR", &runtime_base);
+        std::env::set_var("YOI_RUNTIME_DIR", &runtime_base);
     }
 
     let spawner_rd = RuntimeDir::create(&runtime_base, spawner_name)
@@ -209,7 +209,7 @@ fn shared_scope_for(allow_root: &Path) -> SharedScope {
 
 fn clear_env() {
     unsafe {
-        std::env::remove_var("INSOMNIA_RUNTIME_DIR");
+        std::env::remove_var("YOI_RUNTIME_DIR");
     }
 }
 

crates/protocol/src/lib.rs

@@ -1258,7 +1258,7 @@ mod tests {
         let method = Method::PodEvent(PodEvent::ScopeSubDelegated {
             parent_pod: "child".into(),
             sub_pod: "grandchild".into(),
-            sub_socket: "/run/insomnia/grandchild/sock".into(),
+            sub_socket: "/run/yoi/grandchild/sock".into(),
             scope: vec![ScopeRule {
                 target: "/tmp/work".into(),
                 permission: Permission::Write,
@@ -1276,7 +1276,7 @@ mod tests {
             }) => {
                 assert_eq!(parent_pod, "child");
                 assert_eq!(sub_pod, "grandchild");
-                assert_eq!(sub_socket, PathBuf::from("/run/insomnia/grandchild/sock"));
+                assert_eq!(sub_socket, PathBuf::from("/run/yoi/grandchild/sock"));
                 assert_eq!(scope.len(), 1);
                 assert_eq!(scope[0].target, PathBuf::from("/tmp/work"));
                 assert_eq!(scope[0].permission, Permission::Write);

crates/provider/README.md

@@ -12,7 +12,7 @@
 
 ## 責務
 
-- プロバイダ / モデルカタログの builtin (`resources/{providers,models}/builtin.toml`) と user override (`$XDG_CONFIG_HOME/insomnia/{providers,models}.toml`) の解決
+- プロバイダ / モデルカタログの builtin (`resources/{providers,models}/builtin.toml`) と user override (`$XDG_CONFIG_HOME/yoi/{providers,models}.toml`) の解決
 - `ModelManifest` の ref 形を `(provider, model_id)` に split し、`ModelConfig` へ展開
 - `AuthRef::SecretRef` / `AuthRef::ApiKey` を `ResolvedAuth::ApiKey` に解決（通常は local secret store、低レベル manifest では明示ファイルも可）
 - `AuthRef::None` / `AuthRef::CodexOAuth` の解決

crates/provider/src/catalog.rs

@@ -636,9 +636,9 @@ auth_hint = { kind = "none" }
         assert!(matches!(err, CatalogError::Parse { .. }));
     }
 
-    /// `INSOMNIA_CONFIG_DIR` を tempdir に向けるテストガード。
-    /// `paths::config_dir` は他の env (INSOMNIA_HOME / XDG_CONFIG_HOME)
-    /// より高優先で `INSOMNIA_CONFIG_DIR` を尊重するため、これだけで
+    /// `YOI_CONFIG_DIR` を tempdir に向けるテストガード。
+    /// `paths::config_dir` は他の env (YOI_HOME / XDG_CONFIG_HOME)
+    /// より高優先で `YOI_CONFIG_DIR` を尊重するため、これだけで
     /// 開発機の env 設定に左右されないテストになる。
     struct ConfigDirGuard {
         prev: Option<String>,
@@ -646,10 +646,10 @@ auth_hint = { kind = "none" }
 
     impl ConfigDirGuard {
         fn new(path: &Path) -> Self {
-            let prev = std::env::var("INSOMNIA_CONFIG_DIR").ok();
+            let prev = std::env::var("YOI_CONFIG_DIR").ok();
             // SAFETY: serial_test の `#[serial]` 属性で env を弄るテスト
             // 同士は直列化される。
-            unsafe { std::env::set_var("INSOMNIA_CONFIG_DIR", path) };
+            unsafe { std::env::set_var("YOI_CONFIG_DIR", path) };
             Self { prev }
         }
     }
@@ -658,8 +658,8 @@ auth_hint = { kind = "none" }
         fn drop(&mut self) {
             unsafe {
                 match &self.prev {
-                    Some(v) => std::env::set_var("INSOMNIA_CONFIG_DIR", v),
-                    None => std::env::remove_var("INSOMNIA_CONFIG_DIR"),
+                    Some(v) => std::env::set_var("YOI_CONFIG_DIR", v),
+                    None => std::env::remove_var("YOI_CONFIG_DIR"),
                 }
             }
         }

crates/provider/src/codex_oauth/auth_json.rs

@@ -1,6 +1,6 @@
 //! `~/.codex/auth.json` の読み書き。
 //!
-//! Codex CLI と schema を共有するが、insomnia は知らないフィールドを
+//! Codex CLI と schema を共有するが、yoi は知らないフィールドを
 //! 失わないようファイル全体を `serde_json::Value` で保持し、必要箇所
 //! のみアクセスする。書込は `mode 0o600` を再設定（Codex CLI 同様）、
 //! ファイルロックは取らない（manager 側で guarded reload）。
@@ -106,7 +106,7 @@ pub async fn load(path: &Path) -> Result<AuthSnapshot, CodexAuthError> {
 /// 既存ファイルを再読込し、`tokens.{id_token,access_token,refresh_token}` と
 /// `last_refresh` を更新して書き戻す。Codex CLI の `persist_tokens` 相当。
 ///
-/// 並行する Codex CLI / 別 insomnia プロセスが先に refresh していた場合の
+/// 並行する Codex CLI / 別 yoi プロセスが先に refresh していた場合の
 /// fields を保護するため、書込前に再 load して merge する。
 pub async fn persist_refreshed(
     path: &Path,

crates/provider/src/codex_oauth/mod.rs

@@ -8,7 +8,7 @@
 //!   [`CodexAuthProvider`] はこのクレートに置く（feedback_llm_worker_scope）
 //! - access_token JWT の `exp` を読み、`now` 以下で proactive refresh
 //!   （Codex CLI と同じバッファなし）
-//! - 並行する Codex CLI / 別 insomnia の refresh と取り違えないよう、
+//! - 並行する Codex CLI / 別 yoi の refresh と取り違えないよう、
 //!   refresh 直前に再 load して account_id 一致を確認（guarded reload）
 //! - ファイルロックは取らず、書込前に再 load + diff merge で吸収
 //! - Codex の Keyring storage は対象外。auth.json 不在ならエラーで案内

crates/provider/src/lib.rs

@@ -78,7 +78,7 @@ impl SecretResolver for DefaultSecretResolver {
             path: std::path::PathBuf::from("<data_dir>"),
             source: std::io::Error::new(
                 std::io::ErrorKind::NotFound,
-                "could not determine insomnia data directory",
+                "could not determine yoi data directory",
             ),
         })?;
         SecretStore::new(data_dir).get(id)

crates/secrets/src/lib.rs

@@ -305,7 +305,7 @@ pub fn validate_id(id: &str) -> Result<()> {
 
 fn derive_key(data_dir: &Path) -> [u8; KEY_LEN] {
     let mut hasher = Sha256::new();
-    hasher.update(b"insomnia local secret store obfuscation key v1");
+    hasher.update(b"yoi local secret store obfuscation key v1");
     hasher.update(data_dir.as_os_str().as_encoded_bytes());
     hasher.finalize().into()
 }
@@ -339,7 +339,7 @@ fn make_nonce(id: &str, plaintext: &[u8]) -> Vec<u8> {
         .duration_since(UNIX_EPOCH)
         .unwrap_or_default()
         .as_nanos();
-    hasher.update(b"insomnia nonce v1");
+    hasher.update(b"yoi nonce v1");
     hasher.update(now.to_le_bytes());
     hasher.update(std::process::id().to_le_bytes());
     hasher.update(NONCE_COUNTER.fetch_add(1, Ordering::Relaxed).to_le_bytes());
@@ -353,7 +353,7 @@ fn xor_stream(key: &[u8; KEY_LEN], nonce: &[u8], input: &[u8]) -> Vec<u8> {
     let mut counter = 0u64;
     for chunk in input.chunks(KEY_LEN) {
         let mut hasher = Sha256::new();
-        hasher.update(b"insomnia secret keystream v1");
+        hasher.update(b"yoi secret keystream v1");
         hasher.update(key);
         hasher.update(nonce);
         hasher.update(counter.to_le_bytes());
@@ -368,7 +368,7 @@ fn xor_stream(key: &[u8; KEY_LEN], nonce: &[u8], input: &[u8]) -> Vec<u8> {
 
 fn tag(key: &[u8; KEY_LEN], id: &str, nonce: &[u8], ciphertext: &[u8]) -> [u8; TAG_LEN] {
     let mut hasher = Sha256::new();
-    hasher.update(b"insomnia secret tag v1");
+    hasher.update(b"yoi secret tag v1");
     hasher.update(key);
     hasher.update(id.as_bytes());
     hasher.update(nonce);

crates/session-store/src/fs_store.rs

@@ -9,7 +9,7 @@
 //!
 //! Migration: this layout is incompatible with the pre-`session-grouping`
 //! flat `{root}/{segment_id}.jsonl` form. Project policy is no
-//! backward compatibility — discard `~/.insomnia/sessions/` (or whatever
+//! backward compatibility — discard `~/.yoi/sessions/` (or whatever
 //! `root` resolved to) before running the new code. `list_sessions`
 //! ignores top-level files outside session directories, so leftover
 //! flat files do not corrupt new sessions, but they are no longer

crates/tools/src/bash.rs

@@ -141,7 +141,7 @@ impl Tool for BashTool {
         //                       close before bash itself exits.
         //   exit $__exit        propagate the user's exit
         let wrapped = format!(
-            "exec >{out} 2>&1\n{{ {user_cmd}\n}}\n__insomnia_exit=$?\nwait 2>/dev/null\nexit $__insomnia_exit\n",
+            "exec >{out} 2>&1\n{{ {user_cmd}\n}}\n__yoi_exit=$?\nwait 2>/dev/null\nexit $__yoi_exit\n",
             out = shell_single_quote(output_path_str),
             user_cmd = params.command,
         );

crates/tools/src/lib.rs

@@ -1,4 +1,4 @@
-//! Built-in tools for the Insomnia LLM agent.
+//! Built-in tools for the Yoi LLM agent.
 //!
 //! Implements Read / Write / Edit / Glob / Grep / Bash on top of the
 //! `llm-worker` `Tool` infrastructure. Filesystem access is mediated by

crates/tools/src/tracker.rs

@@ -33,7 +33,7 @@
 //! let scope = Scope::writable("/workspace").unwrap();
 //! let fs = ScopedFs::new(scope, PathBuf::from("/workspace")); // pod lifetime
 //! let tracker = Tracker::new();    // session lifetime
-//! let bash_outputs = PathBuf::from("/run/insomnia/bash-output");
+//! let bash_outputs = PathBuf::from("/run/yoi/bash-output");
 //! let task_store = tools::TaskStore::new();
 //! let defs = builtin_tools(fs, tracker, task_store, bash_outputs, None);
 //! ```

crates/tools/src/web.rs

@@ -44,7 +44,7 @@ impl WebTools {
     pub fn new(config: Option<WebConfig>) -> Self {
         let client = Client::builder()
             .redirect(reqwest::redirect::Policy::none())
-            .user_agent("insomnia-web-tools/0.1")
+            .user_agent("yoi-web-tools/0.1")
             .build()
             .expect("static reqwest client configuration is valid");
         let secret_store = manifest::paths::data_dir().map(SecretStore::new);
@@ -249,7 +249,7 @@ async fn brave_search(
     let api_key_secret = cfg.api_key_secret.as_ref().ok_or_else(|| {
         disabled_error(
             "WebSearch",
-            "set web.search.api_key_secret to the insomnia keys secret id for the Brave API key",
+            "set web.search.api_key_secret to the yoi keys secret id for the Brave API key",
         )
     })?;
     let store = secret_store.ok_or_else(|| {
@@ -1783,7 +1783,7 @@ mod tests {
         );
         let search_err = tools
             .run_search(WebSearchInput {
-                query: "insomnia".into(),
+                query: "yoi".into(),
                 limit: None,
                 offset: None,
             })
@@ -2099,7 +2099,7 @@ mod tests {
         );
         let result = tools
             .run_search(WebSearchInput {
-                query: "insomnia".into(),
+                query: "yoi".into(),
                 limit: Some(1),
                 offset: Some(0),
             })
@@ -2126,12 +2126,12 @@ mod tests {
             fetch: None,
         }));
         let cfg = brave_search_config(format!("http://{addr}/search"));
-        let result = brave_search_with_api_key(&tools.client, &cfg, "test-key", "insomnia", 1, 0)
+        let result = brave_search_with_api_key(&tools.client, &cfg, "test-key", "yoi", 1, 0)
             .await
             .unwrap();
         let value: Value = serde_json::from_str(result.content.as_deref().unwrap()).unwrap();
         let request = captured.lock().await.clone().unwrap();
-        assert!(request.starts_with("GET /search?q=insomnia&count=1&offset=0 "));
+        assert!(request.starts_with("GET /search?q=yoi&count=1&offset=0 "));
         assert!(
             request
                 .to_ascii_lowercase()
@@ -2158,7 +2158,7 @@ mod tests {
             fetch: None,
         }));
         let cfg = brave_search_config(format!("http://{addr}/search"));
-        let err = brave_search_with_api_key(&tools.client, &cfg, "test-key", "insomnia", 1, 0)
+        let err = brave_search_with_api_key(&tools.client, &cfg, "test-key", "yoi", 1, 0)
             .await
             .unwrap_err();
         assert!(err.to_string().contains("Content-Length"));

crates/tui/src/keys.rs

@@ -221,14 +221,14 @@ pub async fn launch() -> ExitCode {
     let data_dir = match manifest::paths::data_dir() {
         Some(path) => path,
         None => {
-            eprintln!("insomnia keys: could not determine insomnia data directory");
+            eprintln!("yoi keys: could not determine yoi data directory");
             return ExitCode::FAILURE;
         }
     };
     match run(SecretStore::new(data_dir)) {
         Ok(()) => ExitCode::SUCCESS,
         Err(err) => {
-            eprintln!("insomnia keys: {err}");
+            eprintln!("yoi keys: {err}");
             ExitCode::FAILURE
         }
     }
@@ -391,7 +391,7 @@ fn draw(frame: &mut Frame<'_>, app: &KeysApp) {
 fn title_line(app: &KeysApp) -> Line<'_> {
     Line::from(vec![
         Span::styled(
-            "insomnia keys   local secrets",
+            "yoi keys   local secrets",
             Style::default().add_modifier(Modifier::BOLD),
         ),
         Span::raw("   "),

crates/tui/src/lib.rs

@@ -38,20 +38,20 @@ pub enum LaunchMode {
     Spawn {
         profile: Option<String>,
     },
-    /// `insomnia <name>` / `insomnia --pod <name>`: attach to a live Pod by name if
+    /// `yoi <name>` / `yoi --pod <name>`: attach to a live Pod by name if
     /// possible; otherwise launch the Pod runtime command with `--pod <name>` so it
     /// resumes from name-keyed state or creates a fresh same-name Pod.
     PodName {
         pod_name: String,
         socket_override: Option<PathBuf>,
     },
-    /// `insomnia -r` / `insomnia --resume`: open the Pod picker, then attach to the
+    /// `yoi -r` / `yoi --resume`: open the Pod picker, then attach to the
     /// selected live Pod or restore the selected stopped Pod by name.
     Resume,
-    /// `insomnia --session <UUID>`: skip the picker, go straight to the
+    /// `yoi --session <UUID>`: skip the picker, go straight to the
     /// resume name dialog with `id` baked in.
     ResumeWithSession(SegmentId),
-    /// `insomnia --multi`: open the multi-Pod dashboard. This is intentionally
+    /// `yoi --multi`: open the multi-Pod dashboard. This is intentionally
     /// separate from `-r`/`--resume`, which keeps its single-Pod picker
     /// meaning.
     Multi,
@@ -64,12 +64,12 @@ pub async fn launch(options: LaunchOptions) -> ExitCode {
     } = options;
 
     if let Err(e) = enable_raw_mode() {
-        eprintln!("insomnia: failed to enter raw mode: {e}");
+        eprintln!("yoi: failed to enter raw mode: {e}");
         return ExitCode::FAILURE;
     }
     if let Err(e) = execute!(io::stdout(), EnableBracketedPaste) {
         let _ = disable_raw_mode();
-        eprintln!("insomnia: {e}");
+        eprintln!("yoi: {e}");
         return ExitCode::FAILURE;
     }
 
@@ -110,7 +110,7 @@ pub async fn launch(options: LaunchOptions) -> ExitCode {
             // duplicate. Other errors (pod-name failures, terminal setup
             // hiccups, etc.) need surfacing here.
             if e.downcast_ref::<spawn::SpawnError>().is_none() {
-                eprintln!("insomnia: {e}");
+                eprintln!("yoi: {e}");
             }
             ExitCode::FAILURE
         }

crates/tui/src/multi_pod.rs

@@ -43,7 +43,7 @@ impl std::fmt::Display for MultiPodError {
             Self::Store(e) => write!(f, "session store error: {e}"),
             Self::NoPods => write!(
                 f,
-                "no pods found — start a fresh pod with `insomnia` or restore one with `insomnia -r`"
+                "no pods found — start a fresh pod with `yoi` or restore one with `yoi -r`"
             ),
         }
     }

crates/tui/src/picker.rs

@@ -42,7 +42,7 @@ impl std::fmt::Display for PickerError {
             Self::Store(e) => write!(f, "session store error: {e}"),
             Self::NoPods => write!(
                 f,
-                "no pods found — start a fresh pod with `insomnia` and try again"
+                "no pods found — start a fresh pod with `yoi` and try again"
             ),
         }
     }
@@ -169,7 +169,7 @@ fn default_store_dir() -> Result<PathBuf, PickerError> {
         PickerError::Io(io::Error::new(
             io::ErrorKind::NotFound,
             "could not resolve sessions directory \
-             (set INSOMNIA_HOME, INSOMNIA_DATA_DIR, or HOME)",
+             (set YOI_HOME, YOI_DATA_DIR, or HOME)",
         ))
     })
 }
@@ -181,7 +181,7 @@ fn default_pod_store_dir() -> Result<PathBuf, PickerError> {
             PickerError::Io(io::Error::new(
                 io::ErrorKind::NotFound,
                 "could not resolve pod state directory \
-             (set INSOMNIA_HOME, INSOMNIA_DATA_DIR, or HOME)",
+             (set YOI_HOME, YOI_DATA_DIR, or HOME)",
             ))
         })
 }

crates/tui/src/single_pod.rs

@@ -35,7 +35,7 @@ fn resolve_socket(pod_name: &str, override_path: Option<PathBuf>) -> PathBuf {
     }
     manifest::paths::pod_socket_path(pod_name).unwrap_or_else(|| {
         PathBuf::from("/tmp")
-            .join("insomnia")
+            .join("yoi")
             .join(pod_name)
             .join("sock")
     })
@@ -307,7 +307,7 @@ impl TerminalEventReader {
         let stop = Arc::new(AtomicBool::new(false));
         let thread_stop = Arc::clone(&stop);
         let thread = thread::Builder::new()
-            .name("insomnia-tui-terminal-reader".to_string())
+            .name("yoi-tui-terminal-reader".to_string())
             .spawn(move || read_terminal_events(thread_stop, tx))?;
 
         Ok((

crates/tui/src/spawn.rs

@@ -1,11 +1,11 @@
 //! Inline-viewport "spawn Pod and attach" UX.
 //!
-//! Rendered at the user's current cursor position when `insomnia` is invoked
-//! with no positional argument. Discovers `.insomnia/profiles.toml` profile
+//! Rendered at the user's current cursor position when `yoi` is invoked
+//! with no positional argument. Discovers `.yoi/profiles.toml` profile
 //! choices plus bundled profiles, defaults to the builtin profile, prompts for
 //! the Pod's name, and on confirmation launches the Pod runtime command as an
 //! independent process. Once the process reports its socket via the
-//! `INSOMNIA-READY` stderr line, the dialog hands control back so main can
+//! `YOI-READY` stderr line, the dialog hands control back so main can
 //! switch the terminal to alternate-screen mode.
 //!
 //! The viewport's last frame stays in the terminal's scrollback so the
@@ -654,10 +654,10 @@ mod tests {
     fn profile_choices_use_project_registry_default() {
         let temp = tempfile::tempdir().unwrap();
         let project = temp.path().join("project");
-        let insomnia = project.join(".insomnia");
-        std::fs::create_dir_all(&insomnia).unwrap();
+        let yoi = project.join(".yoi");
+        std::fs::create_dir_all(&yoi).unwrap();
         std::fs::write(
-            insomnia.join("profiles.toml"),
+            yoi.join("profiles.toml"),
             r#"
 default = "coder"
 [profile]
@@ -678,10 +678,10 @@ coder = "profiles/coder.lua"
     fn profile_choices_include_builtin_and_project_default_marker() {
         let temp = tempfile::tempdir().unwrap();
         let project = temp.path().join("project");
-        let insomnia = project.join(".insomnia");
-        std::fs::create_dir_all(&insomnia).unwrap();
+        let yoi = project.join(".yoi");
+        std::fs::create_dir_all(&yoi).unwrap();
         std::fs::write(
-            insomnia.join("profiles.toml"),
+            yoi.join("profiles.toml"),
             r#"
 default = "coder"
 [profile.coder]
@@ -695,7 +695,7 @@ description = "Project coder"
         assert_eq!(choices[0].selector.as_deref(), Some("builtin:default"));
         assert_eq!(
             choices[0].label,
-            "builtin:default — Bundled default Insomnia coding profile"
+            "builtin:default — Bundled default Yoi coding profile"
         );
         assert_eq!(default_index, 1);
         assert_eq!(choices[1].selector.as_deref(), Some("project:coder"));

crates/workflow/src/linter.rs

@@ -176,7 +176,7 @@ mod tests {
     fn workflow_lint_accepts_valid_file() {
         let (dir, linter) = workspace();
         write(
-            &dir.path().join(".insomnia/knowledge/policy.md"),
+            &dir.path().join(".yoi/knowledge/policy.md"),
             "---\ndescription: p\n---\nbody",
         );
         let wf = "---\ndescription: run\nrequires: [policy]\n---\nbody";

crates/workflow/src/scope.rs

@@ -6,7 +6,7 @@ use manifest::{Permission, ScopeRule};
 use memory::WorkspaceLayout;
 
 /// Build deny rules that strip Write permission from
-/// `<workspace>/.insomnia/workflow/` for generic CRUD tools.
+/// `<workspace>/.yoi/workflow/` for generic CRUD tools.
 pub fn deny_write_rules(layout: &WorkspaceLayout) -> Vec<ScopeRule> {
     vec![deny_write(layout.workflow_dir().as_path())]
 }
@@ -29,7 +29,7 @@ mod tests {
         let layout = WorkspaceLayout::new(PathBuf::from("/ws"));
         let rules = deny_write_rules(&layout);
         assert_eq!(rules.len(), 1);
-        assert_eq!(rules[0].target, PathBuf::from("/ws/.insomnia/workflow"));
+        assert_eq!(rules[0].target, PathBuf::from("/ws/.yoi/workflow"));
         assert_eq!(rules[0].permission, Permission::Write);
         assert!(rules[0].recursive);
     }

crates/workflow/src/skill.rs

@@ -3,13 +3,13 @@
 //! Skills follow the [agentskills.io](https://agentskills.io/specification)
 //! spec: a directory `<root>/<name>/` containing `SKILL.md` (YAML frontmatter
 //! + Markdown body) and optional `scripts/` / `references/` / `assets/`
-//! subdirectories. The body is procedural agent guidance; insomnia ingests
+//! subdirectories. The body is procedural agent guidance; yoi ingests
 //! it as a Workflow so `/<name>` resolves to it just like an internal
 //! Workflow.
 //!
 //! Parsing is intentionally lenient at the directory-scan level — one
 //! malformed SKILL.md emits `tracing::warn!` and is skipped, leaving sibling
-//! skills loadable. Internal Workflows (`.insomnia/workflow/<slug>.md`) keep
+//! skills loadable. Internal Workflows (`.yoi/workflow/<slug>.md`) keep
 //! their hard-error semantics.
 
 use std::io;
@@ -30,7 +30,7 @@ pub const SKILL_FILENAME: &str = "SKILL.md";
 /// SKILL.md frontmatter as defined by the agent-skills spec.
 ///
 /// Fields beyond `name` / `description` are accepted to be spec-compatible
-/// but not used by insomnia today: `license`, `compatibility`, and
+/// but not used by yoi today: `license`, `compatibility`, and
 /// `metadata` are documentary, while `allowed-tools` is recognised and
 /// emits a warning until [`permission-extension-point.md`] lands.
 #[derive(Debug, Clone, Deserialize)]

crates/workflow/src/workflow.rs

@@ -1,6 +1,6 @@
 //! Workflow loader and registry.
 //!
-//! Workflows live under `<workspace>/.insomnia/workflow/<slug>.md`. They are
+//! Workflows live under `<workspace>/.yoi/workflow/<slug>.md`. They are
 //! human-authored Markdown documents with YAML frontmatter. The loader is
 //! intentionally strict about malformed records because Pod startup should
 //! fail rather than silently ignoring a broken procedural instruction.
@@ -27,7 +27,7 @@ pub const WORKFLOW_DESCRIPTION_HARD_CAP: usize = 1024;
 /// win over external skills.
 #[derive(Debug, Clone, PartialEq, Eq)]
 pub enum WorkflowSource {
-    /// `<workspace>/.insomnia/workflow/<slug>.md`. Authored in-tree by
+    /// `<workspace>/.yoi/workflow/<slug>.md`. Authored in-tree by
     /// the project.
     WorkspaceWorkflow,
     /// SKILL.md ingested from a `[skills] directories` entry in the
@@ -316,13 +316,13 @@ mod tests {
 
     fn setup() -> (TempDir, WorkspaceLayout) {
         let dir = TempDir::new().unwrap();
-        std::fs::create_dir_all(dir.path().join(".insomnia/workflow")).unwrap();
+        std::fs::create_dir_all(dir.path().join(".yoi/workflow")).unwrap();
         let layout = WorkspaceLayout::new(dir.path().to_path_buf());
         (dir, layout)
     }
 
     fn write_workflow(root: &Path, slug: &str, frontmatter: &str, body: &str) {
-        let path = root.join(".insomnia/workflow").join(format!("{slug}.md"));
+        let path = root.join(".yoi/workflow").join(format!("{slug}.md"));
         std::fs::write(path, format!("---\n{frontmatter}\n---\n{body}")).unwrap();
     }
 
@@ -380,12 +380,12 @@ mod tests {
 
     #[test]
     fn workflow_under_memory_is_ignored() {
-        // The legacy `.insomnia/memory/workflow/` location is no longer
+        // The legacy `.yoi/memory/workflow/` location is no longer
         // a Workflow source. Files placed there must be ignored (the
-        // loader is rooted at `.insomnia/workflow/` only).
+        // loader is rooted at `.yoi/workflow/` only).
         let dir = TempDir::new().unwrap();
         let layout = WorkspaceLayout::new(dir.path().to_path_buf());
-        let legacy = dir.path().join(".insomnia/memory/workflow");
+        let legacy = dir.path().join(".yoi/memory/workflow");
         std::fs::create_dir_all(&legacy).unwrap();
         std::fs::write(
             legacy.join("ghost.md"),
@@ -509,7 +509,7 @@ mod tests {
         let s = ShadowedSkill {
             slug: Slug::parse("x").unwrap(),
             kept_source: WorkflowSource::WorkspaceWorkflow,
-            kept_path: std::path::PathBuf::from("/ws/.insomnia/workflow/x.md"),
+            kept_path: std::path::PathBuf::from("/ws/.yoi/workflow/x.md"),
             shadowed_source: WorkflowSource::Skill {
                 dir: std::path::PathBuf::from("/skills"),
             },

crates/yoi/Cargo.toml

@@ -1,5 +1,5 @@
 [package]
-name = "insomnia"
+name = "yoi"
 version = "0.1.0"
 edition.workspace = true
 license.workspace = true
@@ -7,6 +7,7 @@ license.workspace = true
 [dependencies]
 client = { workspace = true }
 memory = { workspace = true }
+manifest = { workspace = true }
 pod = { workspace = true }
 session-store = { workspace = true }
 tui = { workspace = true }

crates/yoi/src/main.rs

@@ -35,8 +35,8 @@ async fn main() -> ExitCode {
     let mode = match parse_args() {
         Ok(mode) => mode,
         Err(e) => {
-            eprintln!("insomnia: {e}");
-            eprintln!("try `insomnia --help` for usage.");
+            eprintln!("yoi: {e}");
+            eprintln!("try `yoi --help` for usage.");
             return ExitCode::FAILURE;
         }
     };
@@ -54,17 +54,17 @@ async fn main() -> ExitCode {
             Ok(LintStatus::Clean) => ExitCode::SUCCESS,
             Ok(LintStatus::Failed) => ExitCode::FAILURE,
             Err(e) => {
-                eprintln!("insomnia memory lint: {e}");
+                eprintln!("yoi memory lint: {e}");
                 ExitCode::FAILURE
             }
         },
-        Mode::PodRuntime(args) => pod::entrypoint::run_cli_from("insomnia pod", args).await,
+        Mode::PodRuntime(args) => pod::entrypoint::run_cli_from("yoi pod", args).await,
         Mode::Keys => tui::keys::launch().await,
         Mode::Tui(mode) => {
             let runtime_command = match PodRuntimeCommand::resolve() {
                 Ok(command) => command,
                 Err(e) => {
-                    eprintln!("insomnia: failed to resolve Pod runtime command: {e}");
+                    eprintln!("yoi: failed to resolve Pod runtime command: {e}");
                     return ExitCode::FAILURE;
                 }
             };
@@ -100,7 +100,7 @@ fn parse_args_slice(args: &[String]) -> Result<Mode, ParseError> {
         "pod" => return Ok(Mode::PodRuntime(args[1..].to_vec())),
         "keys" => {
             if args.len() != 1 {
-                return Err(ParseError("insomnia keys does not accept arguments".into()));
+                return Err(ParseError("yoi keys does not accept arguments".into()));
             }
             return Ok(Mode::Keys);
         }
@@ -322,13 +322,13 @@ fn parse_session_id(value: &str) -> Result<SegmentId, ParseError> {
 
 fn print_help() {
     println!(
-        "insomnia\n\nUsage:\n  insomnia [OPTIONS] [POD_NAME]\n  insomnia keys\n  insomnia pod [POD_OPTIONS]\n  insomnia memory lint [OPTIONS]\n\nOptions:\n  -r, --resume           Open the Pod picker and resume/attach a Pod\n      --multi            Open the multi-Pod dashboard\n      --pod <NAME>       Attach/restore/create a Pod by name\n      --socket <PATH>    Attach to a specific Pod socket with --pod\n      --session <UUID>   Resume a specific session segment\n      --profile <REF>    Start a fresh Pod from a profile\n  -h, --help             Print help\n"
+        "yoi\n\nUsage:\n  yoi [OPTIONS] [POD_NAME]\n  yoi keys\n  yoi pod [POD_OPTIONS]\n  yoi memory lint [OPTIONS]\n\nOptions:\n  -r, --resume           Open the Pod picker and resume/attach a Pod\n      --multi            Open the multi-Pod dashboard\n      --pod <NAME>       Attach/restore/create a Pod by name\n      --socket <PATH>    Attach to a specific Pod socket with --pod\n      --session <UUID>   Resume a specific session segment\n      --profile <REF>    Start a fresh Pod from a profile\n  -h, --help             Print help\n"
     );
 }
 
 fn print_memory_lint_help() {
     println!(
-        "insomnia memory lint\n\nUsage:\n  insomnia memory lint [OPTIONS]\n\nOptions:\n      --workspace <PATH>       Workspace root to lint (defaults to cwd)\n      --json                   Emit a JSON report\n      --warnings-as-errors     Return failure when warnings are present\n  -h, --help                   Print help\n"
+        "yoi memory lint\n\nUsage:\n  yoi memory lint [OPTIONS]\n\nOptions:\n      --workspace <PATH>       Workspace root to lint (defaults to cwd)\n      --json                   Emit a JSON report\n      --warnings-as-errors     Return failure when warnings are present\n  -h, --help                   Print help\n"
     );
 }
 
@@ -524,7 +524,7 @@ mod tests {
                     "--profile".to_string(),
                     "p.lua".to_string(),
                     "--socket".to_string(),
-                    "/tmp/insomnia/sock".to_string(),
+                    "/tmp/yoi/sock".to_string(),
                 ],
                 "--profile can only be used for fresh spawn",
             ),

crates/yoi/src/memory_lint.rs

@@ -416,19 +416,16 @@ mod tests {
     fn lints_only_workspace_memory_and_knowledge_records() {
         let dir = TempDir::new().unwrap();
         let root = dir.path();
-        write(&root.join(".insomnia/memory/summary.md"), valid_summary());
+        write(&root.join(".yoi/memory/summary.md"), valid_summary());
         write(
-            &root.join(".insomnia/memory/requests/request-one.md"),
+            &root.join(".yoi/memory/requests/request-one.md"),
             valid_request(),
         );
         write(
-            &root.join(".insomnia/memory/_logs/ignored.md"),
-            "not frontmatter",
-        );
-        write(
-            &root.join(".insomnia/workflow/ignored.md"),
+            &root.join(".yoi/memory/_logs/ignored.md"),
             "not frontmatter",
         );
+        write(&root.join(".yoi/workflow/ignored.md"), "not frontmatter");
 
         let report = lint_workspace(root).unwrap();
         assert_eq!(
@@ -438,8 +435,8 @@ mod tests {
                 .map(|file| file.path.as_str())
                 .collect::<Vec<_>>(),
             vec![
-                ".insomnia/memory/requests/request-one.md",
-                ".insomnia/memory/summary.md",
+                ".yoi/memory/requests/request-one.md",
+                ".yoi/memory/summary.md",
             ]
         );
         assert_eq!(report.counts.files, 2);
@@ -450,10 +447,7 @@ mod tests {
     fn invalid_records_count_as_lint_failures() {
         let dir = TempDir::new().unwrap();
         let root = dir.path();
-        write(
-            &root.join(".insomnia/memory/summary.md"),
-            "missing frontmatter",
-        );
+        write(&root.join(".yoi/memory/summary.md"), "missing frontmatter");
 
         let report = lint_workspace(root).unwrap();
         assert_eq!(report.counts.files, 1);
@@ -467,7 +461,7 @@ mod tests {
         let dir = TempDir::new().unwrap();
         let root = dir.path();
         write(
-            &root.join(".insomnia/memory/requests/large-record.md"),
+            &root.join(".yoi/memory/requests/large-record.md"),
             &warning_request(),
         );
 
@@ -492,7 +486,7 @@ mod tests {
     fn json_output_is_machine_readable() {
         let dir = TempDir::new().unwrap();
         let root = dir.path();
-        write(&root.join(".insomnia/memory/summary.md"), valid_summary());
+        write(&root.join(".yoi/memory/summary.md"), valid_summary());
 
         let mut output = Vec::new();
         let status = run_with_writer(
@@ -509,7 +503,7 @@ mod tests {
         let parsed: Value = serde_json::from_slice(&output).unwrap();
         assert_eq!(parsed["workspace"], root.display().to_string());
         assert_eq!(parsed["counts"]["files"], 1);
-        assert_eq!(parsed["files"][0]["path"], ".insomnia/memory/summary.md");
+        assert_eq!(parsed["files"][0]["path"], ".yoi/memory/summary.md");
         assert!(parsed["files"][0]["errors"].as_array().unwrap().is_empty());
     }
 }