fix(file-reference): remove unused zod dependency

packages/context/file-reference/package.json

@@ -49,8 +49,5 @@
     "@deepseek-ai/dsh-agent": "workspace:^",
     "@deepseek-ai/dsh-invariants": "workspace:^",
     "@deepseek-ai/cordis": "workspace:^"
-  },
-  "dependencies": {
-    "zod": "^4.4.3"
   }
 }

pnpm-lock.yaml

@@ -4022,10 +4022,6 @@ importers:
         version: link:../../core/tools
 
   packages/context/file-reference:
-    dependencies:
-      zod:
-        specifier: ^4.4.3
-        version: 4.4.3
     devDependencies:
       '@deepseek-ai/cordis':
         specifier: workspace:^