chore(deps): bump @tailwindcss/node from 4.2.4 to 4.3.0

Bumps [@tailwindcss/node](https://github.com/tailwindlabs/tailwindcss/tree/HEAD/packages/@tailwindcss-node) from 4.2.4 to 4.3.0.
- [Release notes](https://github.com/tailwindlabs/tailwindcss/releases)
- [Changelog](https://github.com/tailwindlabs/tailwindcss/blob/main/CHANGELOG.md)
- [Commits](https://github.com/tailwindlabs/tailwindcss/commits/v4.3.0/packages/@tailwindcss-node)

---
updated-dependencies:
- dependency-name: "@tailwindcss/node"
  dependency-version: 4.3.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package.json

@@ -43,7 +43,7 @@
   "dependencies": {
     "@ag-ui/client": "0.0.52",
     "@copilotkit/runtime": "^1.56.5",
-    "@tailwindcss/node": "^4.1.0",
+    "@tailwindcss/node": "^4.3.0",
     "@tailwindcss/oxide": "^4.1.0",
     "ignore": "^7.0.5",
     "openai": "^6.36.0",