feat(plugin): add plugin disposal with graceful cleanup

src/plugin-dispose.ts

@@ -0,0 +1,51 @@
+import { log } from "./shared"
+
+export type PluginDispose = () => Promise<void>
+
+export function createPluginDispose(args: {
+  backgroundManager: {
+    shutdown: () => void | Promise<void>
+  }
+  skillMcpManager: {
+    disconnectAll: () => Promise<void>
+  }
+  lspManager: {
+    stopAll: () => Promise<void>
+  }
+  disposeHooks: () => void
+}): PluginDispose {
+  const { backgroundManager, skillMcpManager, lspManager, disposeHooks } = args
+  let disposePromise: Promise<void> | null = null
+
+  return async (): Promise<void> => {
+    if (disposePromise) {
+      await disposePromise
+      return
+    }
+
+    disposePromise = (async (): Promise<void> => {
+      try {
+        await backgroundManager.shutdown()
+      } catch (error) {
+        log("[plugin-dispose] backgroundManager.shutdown() error:", error)
+      }
+      try {
+        await skillMcpManager.disconnectAll()
+      } catch (error) {
+        log("[plugin-dispose] skillMcpManager.disconnectAll() error:", error)
+      }
+      try {
+        await lspManager.stopAll()
+      } catch (error) {
+        log("[plugin-dispose] lspManager.stopAll() error:", error)
+      }
+      try {
+        disposeHooks()
+      } catch (error) {
+        log("[plugin-dispose] disposeHooks() error:", error)
+      }
+    })()
+
+    await disposePromise
+  }
+}