Merge pull request #5576 from deepseek-harness/fix/desktop-dependency-alignment

perf(deps): align desktop dependencies and share client libraries

packages/client/connection/package.json

@@ -36,7 +36,7 @@
   "dependencies": {
     "@deepseek-ai/dsh-credentials": "workspace:*",
     "@deepseek-ai/schemastery": "workspace:~",
-    "zod": "^4.4.3"
+    "zod": "4.4.3"
   },
   "files": [
     "lib/index.js",