medium-python-api-boilerplate Github Actions snippet

build.yml

      - name: Prepare CI image
        run: |
          make get-img DOCKER_LAYER=dev PUSH_IMAGE=true

      - name: Test
        run: |
          make test

      - name: Build & Push app image 
        run: |
          (make _build-img DOCKER_LAYER=app) && (make push-img DOCKER_LAYER=app) && (echo "APP_IMAGE=$(make get-app-image-registry)" >> $GITHUB_ENV)