[Init] Initial commit - NetMesh terminal manager

components/ai/useExternalMcpGrantPersister.ts

@@ -0,0 +1,18 @@
+import { useEffect } from 'react';
+
+import { useAIPermissionGrantsState } from '../../application/state/useAIPermissionGrantsState';
+import { registerGrantPersister } from '../../infrastructure/ai/shared/approvalGate';
+
+/**
+ * Keep Always Allow grants writable even when Catty AI panel is not mounted
+ * (External MCP approvals in main/settings windows).
+ */
+export function useExternalMcpGrantPersister(): void {
+  const { addGrant } = useAIPermissionGrantsState();
+
+  useEffect(() => {
+    return registerGrantPersister((rule) => {
+      addGrant(rule);
+    });
+  }, [addGrant]);
+}