fix: update Node.js version to 22 in CI workflow

Author: alokreddy

.github/workflows/ci.yml

@@ -16,7 +16,7 @@ jobs:
       - name: Set up Node
         uses: actions/setup-node@v4
         with:
-          node-version: 18
+          node-version: 22
 
       - name: Install dependencies
         run: npm ci