build: update prod workflow

.github/workflows/build-docker-prod.yml

@@ -1,3 +1,5 @@
+# Based on: https://docs.docker.com/build/ci/github-actions/test-before-push/
+
 name: Build ai4-papi:prod docker image
 
 on:
@@ -12,38 +14,52 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
       - name: Login to Harbor
-        uses: docker/login-action@v2
+        uses: docker/login-action@v3
         with:
           registry: ${{ secrets.HARBOR_URL  }}
           username: ${{ secrets.HARBOR_USERNAME  }}
           password: ${{ secrets.HARBOR_TOKEN }}
 
       - name: Login to Docker Hub
-        uses: docker/login-action@v2
+        uses: docker/login-action@v3
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2
+        uses: docker/setup-buildx-action@v3
+
+      - name: Build and export to Docker
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          load: true
+          tags: test-image
+          file: docker/Dockerfile
+
+      - name: Test - Basic init (dev mode)
+        run: |
+          docker run --rm test-image /bin/bash -c "unset FORWARDED_ALLOW_IPS && python3 -c 'import ai4papi'"
 
       - name: Get short commit SHA
         id: vars
         run: echo "GIT_COMMIT_SHORT=$(git rev-parse --short HEAD)" >> $GITHUB_ENV
 
       - name: Build and push
-        uses: docker/build-push-action@v3
+        uses: docker/build-push-action@v6
         with:
           context: .
           push: true
           tags: |
+            ${{ secrets.HARBOR_URL }}/ai4os/ai4-papi:latest
             ${{ secrets.HARBOR_URL }}/ai4os/ai4-papi:prod
             ${{ secrets.HARBOR_URL }}/ai4os/ai4-papi:prod-${{ env.GIT_COMMIT_SHORT }}
+            ${{ secrets.DOCKERHUB_USERNAME }}/ai4-papi:latest
             ${{ secrets.DOCKERHUB_USERNAME }}/ai4-papi:prod
           file: docker/Dockerfile