frontend: add zod plugin to hey-api openapi-ts

Generate Zod schemas alongside the typed client (src/client/zod.gen.ts),
picking up the OpenAPI field defaults. Enables runtime validation and
default-filling for form payloads.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

frontend/openapi-ts.config.ts

@@ -14,5 +14,6 @@ export default defineConfig({
         },
         '@hey-api/sdk',
         '@tanstack/react-query',
+        'zod',
     ],
 });

frontend/package-lock.json

@@ -28,7 +28,8 @@
         "typescript": "^5.9.3",
         "vite": "^7.3.1",
         "vite-plugin-svgr": "^4.5.0",
-        "vite-tsconfig-paths": "^6.1.1"
+        "vite-tsconfig-paths": "^6.1.1",
+        "zod": "^4.4.3"
       },
       "devDependencies": {
         "@hey-api/openapi-ts": "^0.98.2",
@@ -9795,6 +9796,15 @@
       "engines": {
         "node": ">=10"
       }
+    },
+    "node_modules/zod": {
+      "version": "4.4.3",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-4.4.3.tgz",
+      "integrity": "sha512-ytENFjIJFl2UwYglde2jchW2Hwm4GJFLDiSXWdTrJQBIN9Fcyp7n4DhxJEiWNAJMV1/BqWfW/kkg71UDcHJyTQ==",
+      "license": "MIT",
+      "funding": {
+        "url": "https://github.com/sponsors/colinhacks"
+      }
     }
   }
 }

frontend/package.json

@@ -25,7 +25,8 @@
     "typescript": "^5.9.3",
     "vite": "^7.3.1",
     "vite-plugin-svgr": "^4.5.0",
-    "vite-tsconfig-paths": "^6.1.1"
+    "vite-tsconfig-paths": "^6.1.1",
+    "zod": "^4.4.3"
   },
   "scripts": {
     "start": "vite",