Use actions/checkout@v3 action, node:lts image

Author: leonboot

.github/workflows/build.yml

@@ -11,12 +11,12 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
     - name: Build the assets using Webpack
       run: |
         docker run \
         -v ${{ github.workspace }}:/app -w /app \
-        node:16-alpine /bin/ash -c "npm ci && npx encore prod"
+        node:lts /bin/bash -c "npm install && npx encore prod"
     - name: Publish the generated assets to GitHub Pages
       uses: crazy-max/[email protected]
       with:
@@ -26,4 +26,4 @@ jobs:
         fqdn: leonboot.dev
         jekyll: false
       env:
-        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}