feat(agents): implement Code Commander module (Phases 1-5)

- Phase 1: Infrastructure (state, prompts, registry)
- Phase 2: Execution engine (AI adapters, security classifier, executors)
- Phase 3: Agent integration (graph nodes, routing)
- Phase 4: Streaming interaction (PTY terminal, WebSocket)
- Phase 5: Frontend integration (Vue components)

frontend/src/app/router/routes.ts

@@ -58,6 +58,11 @@ const appChildren: RouteRecordRaw[] = [
     name: 'logs',
     component: () => import('@/pages/logs/index.vue'),
   },
+  {
+    path: 'code-commander',
+    name: 'code-commander',
+    component: () => import('@/pages/chat/CodeCommander.vue'),
+  },
 ]
 
 export const routes: RouteRecordRaw[] = [