yoi/resources/plugin/wit/yoi-plugin-instance-v1.wit

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package yoi:plugin@1.0.0;
world instance {
import yoi:host/request@1.0.0;
import yoi:host/websocket@1.0.0;
import yoi:host/fs@1.0.0;
/// Start one host-managed Plugin instance. `config-json` is the opaque
/// enablement config copied from the Profile/plugin grant record. The return
/// string is PluginStatus JSON: `{ "state": "ready|running|stopped|...",
/// "data": <json> }`.
export start: func(config-json: string) -> string;
/// Execute a manifest-declared Tool on the shared instance. `input-json` is
/// ordinary Tool input JSON and the return string is ToolOutput JSON.
export handle-tool: func(name: string, input-json: string) -> string;
/// Handle one host-dispatched Service/Ingress event. `event-json` is an
/// ingress event envelope with at least:
///
/// ```json
/// {
/// "kind": "websocket_text|websocket_close|websocket_error|...",
/// "source": "websocket:wss://host/path|...",
/// "ingress_name": "manifest_ingress_name",
/// "payload": { "text": "..." },
/// "created_at": "RFC3339 timestamp",
/// "attempt": 1,
/// "correlation_id": "host event id"
/// }
/// ```
///
/// The return string is ServiceOutput JSON. To request host-mediated side
/// effects, return top-level `output_commands`, for example:
///
/// ```json
/// {
/// "accepted": true,
/// "output_commands": [{
/// "correlation_id": "command correlation id",
/// "source_event_id": "matching ingress correlation_id",
/// "command_id": "guest command id",
/// "kind": "websocket_send",
/// "payload": { "url": "wss://host/path", "text": "reply" },
/// "requested_at": "RFC3339 timestamp"
/// }]
/// }
/// ```
///
/// Output commands are parsed, bounded, grant-checked, and executed by the
/// host. They are not ordinary ToolOutput and do not inject hidden context.
export handle-ingress: func(name: string, event-json: string) -> string;
/// Return PluginStatus JSON for the shared host-managed instance.
export status: func() -> string;
/// Stop the shared instance and return final PluginStatus JSON.
export stop: func() -> string;
}