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

Author: networkandcode

.github/workflows/deploy.yml

@@ -24,7 +24,7 @@ jobs:
       - name: Setup Node
         uses: actions/setup-node@v4
         with:
-          node-version: "20"
+          node-version: "22"
           cache: "npm"
 
       - name: Install dependencies