Build and push to GHCR

Author: jsgiraldoh28

.github/workflows/maven.yml

@@ -52,3 +52,23 @@ jobs:
 
     - name: Show container logs
       run: docker logs -f my-app-container
+
+    - name: Remove container
+      run: docker container rm -f my-app-container
+
+    - name: Log in to GitHub Container Registry
+      uses: docker/login-action@v2
+      with:
+        registry: ghcr.io
+        username: ${{ github.actor }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Build and push to GHCR
+      uses: docker/build-push-action@v4
+      with:
+        context: dockerfile
+        file: dockerfile/Dockerfile
+        push: true
+        tags: |
+          ghcr.io/${{ github.repository_owner }}/my-app-image:latest
+          ghcr.io/${{ github.repository_owner }}/my-app-image:${{ github.sha }}