bump CI node version

Author: ImShyMike

.github/workflows/ci.yml

@@ -22,7 +22,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: 20
+          node-version: 22
           cache: npm
           cache-dependency-path: frontend/package-lock.json