ci(workflows): streamline Docker build and push process

- Removes the old Docker build steps for PRs and implements a streamlined build and push job using the docker/build-push-action.
- Consolidates platform builds for improved efficiency and clarity.
- Ensures automatic pushing of built images to the repository.

Author: winromulus

.github/workflows/main.yaml

@@ -54,23 +54,40 @@ jobs:
           name: kubectl
           path: .artifacts/kubectl
 
-      - name: "docker - build PR"
-        if: github.event_name == 'pull_request'
-        run: |
-          docker run --rm --privileged multiarch/qemu-user-static --reset -p yes
-          docker buildx create --name builder --driver docker-container --use
-          docker buildx inspect --bootstrap
-          docker buildx build --platform linux/amd64 -t ${{env.imageRepository}}:build-${{env.version}}-amd64   -f src/ES.Kubernetes.Reflector/Dockerfile src/
-          docker buildx build --platform linux/arm   -t ${{env.imageRepository}}:build-${{env.version}}-arm32v7 -f src/ES.Kubernetes.Reflector/Dockerfile src/
-          docker buildx build --platform linux/arm64 -t ${{env.imageRepository}}:build-${{env.version}}-arm64v8 -f src/ES.Kubernetes.Reflector/Dockerfile src/
-
       - name: tools - docker - login
         if: github.event_name == 'push' && github.actor != 'dependabot[bot]'
         uses: docker/login-action@v3
         with:
           username: ${{ secrets.ES_DOCKERHUB_USERNAME }}
           password: ${{ secrets.ES_DOCKERHUB_PAT }}
 
+      - name: docker - build and push
+        uses: docker/build-push-action@v5
+        with:
+          context: src/
+          file: src/ES.Kubernetes.Reflector/Dockerfile
+          push: true
+          provenance: false
+          platforms: linux/amd64,linux/arm/v7,linux/arm64
+          tags: ${{ env.imageRepository }}:build-${{ env.version }}
+
+      # - name: "docker - build PR"
+      #   if: github.event_name == 'pull_request'
+      #   run: |
+      #     docker run --rm --privileged multiarch/qemu-user-static --reset -p yes
+      #     docker buildx create --name builder --driver docker-container --use
+      #     docker buildx inspect --bootstrap
+      #     docker buildx build --platform linux/amd64 -t ${{env.imageRepository}}:build-${{env.version}}-amd64   -f src/ES.Kubernetes.Reflector/Dockerfile src/
+      #     docker buildx build --platform linux/arm   -t ${{env.imageRepository}}:build-${{env.version}}-arm32v7 -f src/ES.Kubernetes.Reflector/Dockerfile src/
+      #     docker buildx build --platform linux/arm64 -t ${{env.imageRepository}}:build-${{env.version}}-arm64v8 -f src/ES.Kubernetes.Reflector/Dockerfile src/
+
+      # - name: tools - docker - login
+      #   if: github.event_name == 'push' && github.actor != 'dependabot[bot]'
+      #   uses: docker/login-action@v3
+      #   with:
+      #     username: ${{ secrets.ES_DOCKERHUB_USERNAME }}
+      #     password: ${{ secrets.ES_DOCKERHUB_PAT }}
+
       # - name: "docker - build and publish"
       #   if: github.event_name == 'push' && github.actor != 'dependabot[bot]'
       #   run: |