Update main.yml: use Node 20 actions

.github/workflows/main.yml

@@ -19,20 +19,20 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Login to GitHub Container Registry
       uses: docker/login-action@v3
       with:
         registry: ghcr.io
         username: ${{ github.actor }}
         password: ${{ secrets.GITHUB_TOKEN }}
     - name: Set up JDK 17
-      uses: actions/setup-java@v3
+      uses: actions/setup-java@v4
       with:
         java-version: '17'
         distribution: 'temurin'
     - name: Set up Node
-      uses: actions/setup-node@v4.0.0
+      uses: actions/setup-node@v4.0.2
       with:
         node-version: '16.x'
     - name: Install Node dependencies