chore(deps): bump zod from 3.25.76 to 4.1.12

Bumps [zod](https://github.com/colinhacks/zod) from 3.25.76 to 4.1.12.
- [Release notes](https://github.com/colinhacks/zod/releases)
- [Commits](colinhacks/zod@v3.25.76...v4.1.12)

---
updated-dependencies:
- dependency-name: zod
  dependency-version: 4.1.12
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -88,7 +88,7 @@
   "dependencies": {
     "@modelcontextprotocol/sdk": "^1.18.1",
     "axios": "^1.12.2",
-    "zod": "^3.25.76"
+    "zod": "^4.1.12"
   },
   "devDependencies": {
     "@changesets/cli": "^2.29.7",