ci: update Node.js version to 22 for Astro compatibility

Author: Albert-Lsk

.github/workflows/deploy.yml

@@ -23,7 +23,7 @@ jobs:
       - name: Install, build, and upload
         uses: actions/setup-node@v4
         with:
-          node-version: 20
+          node-version: 22
           cache: npm
       - run: npm ci
       - run: npm run build