fix: remove config bundle restore dependency

crates/workspace-server/src/server.rs

@@ -1243,6 +1243,10 @@ pub fn build_router(api: WorkspaceApi) -> Router {
             "/api/w/{workspace_id}/config/source-tree",
             get(scoped_get_workspace_config_tree),
         )
+        .route(
+            "/api/w/{workspace_id}/config/projections/prompts",
+            get(scoped_get_prompt_projection),
+        )
         .route(
             "/api/w/{workspace_id}/config/source-tree/commit",
             post(scoped_commit_workspace_config_tree),
@@ -2581,6 +2585,25 @@ struct WorkspaceConfigEntryPath {
     path: String,
 }
 
+async fn scoped_get_prompt_projection(
+    State(api): State<WorkspaceApi>,
+    AxumPath(path): AxumPath<ScopedWorkspacePath>,
+) -> ApiResult<Json<worker::WorkspacePromptProjection>> {
+    validate_workspace_scope(&api, &path.workspace_id)?;
+    let state = api
+        .config_store
+        .load_workspace_config(&path.workspace_id)?
+        .ok_or_else(|| {
+            ApiError::from(Error::InvalidInput(
+                "Workspace config is not initialized".to_string(),
+            ))
+        })?;
+    let projection = api
+        .prompt_projection_cache
+        .resolve(&path.workspace_id, &state)?;
+    Ok(Json(projection.as_ref().clone()))
+}
+
 #[derive(Debug, Serialize)]
 struct WorkspaceConfigTreeResponse {
     snapshot: ConfigTreeSnapshot,