chore(deps): bump zod from 3.25.76 to 4.1.13

Bumps [zod](https://github.com/colinhacks/zod) from 3.25.76 to 4.1.13.
- [Release notes](https://github.com/colinhacks/zod/releases)
- [Commits](colinhacks/zod@v3.25.76...v4.1.13)

---
updated-dependencies:
- dependency-name: zod
  dependency-version: 4.1.13
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

packages/mcp/package.json

@@ -50,7 +50,7 @@
     "commander": "^14.0.0",
     "express": "^5.1.0",
     "undici": "^6.6.3",
-    "zod": "^3.24.2"
+    "zod": "^4.1.13"
   },
   "devDependencies": {
     "@types/node": "^22.13.14",

packages/tools-ai-sdk/package.json

@@ -36,7 +36,7 @@
   "devDependencies": {
     "@upstash/context7-sdk": "workspace:*",
     "ai": "^5.0.0",
-    "zod": "^3.24.0",
+    "zod": "^4.1.13",
     "@ai-sdk/amazon-bedrock": "^3.0.55",
     "@types/node": "^22.13.14",
     "dotenv": "^17.2.3",