Build the image and test it

Author: ferrarimarco

.github/workflows/main.yml

@@ -1,9 +1,12 @@
+env:
+  CONTAINER_IMAGE_TAG: githubchangeloggenerator/github-changelog-generator:latest
+
 name: Build and deploy latest image
 
 on: [push, pull_request]
 
 jobs:
-  build:
+  lint:
     name: Lint the codebase
     runs-on: ubuntu-20.04
     steps:
@@ -15,28 +18,46 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           LINTER_RULES_PATH: .
           VALIDATE_ALL_CODEBASE: true
-  push:
-    if: ${{ github.event_name == 'push' && (github.ref == 'refs/heads/master' || startsWith(github.ref, 'refs/tags/')) }}
-    environment: Docker Hub
-    name: Deploy latest image (Docker Hub)
-    needs: build
+  build:
+    name: Build and test the container image
+    needs: lint
     runs-on: ubuntu-20.04
     steps:
       - uses: actions/[email protected]
       - name: Setup Docker Buildx
         uses: docker/setup-buildx-action@v1
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v1
+      - name: Build the container image for x86_64 only
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: ./Dockerfile
+          platforms: linux/amd64
+          push: false
+          tags: ${{ env.CONTAINER_IMAGE_TAG }}
+      - name: Test the container image
+        shell: bash
+        run: docker run ${{ env.CONTAINER_IMAGE_TAG }}
+  deploy:
+    env:
+      PUSH_IMAGES: ${{ github.event_name == 'push' && github.ref == 'refs/heads/master' }}
+    environment: Docker Hub
+    if: ${{ env.PUSH_IMAGES }}
+    name: Deploy the container image
+    needs: build
+    runs-on: ubuntu-20.04
+    steps:
       - name: Login to Docker Hub
         uses: docker/login-action@v1 
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
-      - name: Push to Docker Hub (latest)
+      - name: Build the contaiiner image for all the platforms and eventually push to Docker Hub (latest)
         uses: docker/build-push-action@v2
         with:
           context: .
           file: ./Dockerfile
           platforms: linux/386,linux/amd64,linux/arm/v6,linux/arm/v7,linux/arm64,linux/ppc64le,linux/s390x
-          push: true
-          tags: githubchangeloggenerator/github-changelog-generator:latest
+          push: ${{ env.PUSH_IMAGES }}
+          tags: ${{ env.CONTAINER_IMAGE_TAG }}