chore(deps): update dependency zod to v4

Author: renovate[bot]

package.json

@@ -98,7 +98,7 @@
     "sharp": "0.34.3",
     "typescript": "5.8.3",
     "use-immer": "0.11.0",
-    "zod": "3.25.76"
+    "zod": "4.0.11"
   },
   "devDependencies": {
     "@bufbuild/buf": "1.55.1",