update docker-iamge.yml

イメージ名:yyyyMMdd とイメージ名:latest をPUSHするようにした

Author: ytabuchi

.github/workflows/docker-image.yml

@@ -22,8 +22,14 @@ jobs:
         username: ${{ secrets.DOCKERHUB_USERNAME }}
         password: ${{ secrets.DOCKERHUB_TOKEN }}
 
+    - name: Set tag name
+      run: echo "::set-env name=IMAGE_TAG::${{ vars.DOCKERHUB_IMAGE_NAME }}:$(date +%Y%m%d)"
+
     - name: Build the Docker image
-      run: docker build . --file Dockerfile --tag ${{ vars.DOCKERHUB_IMAGE_TAG }}
+      run: docker build . --file Dockerfile --tag ${{ vars.DOCKERHUB_IMAGE_NAME }}:$(date +%Y%m%d)
 
     - name: Push the Docker image
-      run: docker push ${{ vars.DOCKERHUB_IMAGE_TAG }}
+      run: docker push ${{ vars.DOCKERHUB_IMAGE_NAME }}:$(date +%Y%m%d)
+
+    - name: Push the Docker image with latest tag
+      run: docker tag ${{ vars.DOCKERHUB_IMAGE_NAME }}:$(date +%Y%m%d) {{ vars.DOCKERHUB_IMAGE_NAME }}:latest && docker push ${{ vars.DOCKERHUB_IMAGE_NAME }}:latest