fix(session): address v2 migration review

packages/client/connection/package.json

@@ -48,6 +48,7 @@
   },
   "devDependencies": {
     "@deepseek-ai/cordis": "workspace:^",
+    "@deepseek-ai/dsh-api-session-controller": "workspace:^",
     "@deepseek-ai/dsh-attachment": "workspace:^",
     "@deepseek-ai/dsh-brand": "workspace:^",
     "@deepseek-ai/dsh-commands": "workspace:^",