update-pr-image.yml

on:
  pull_request:
    types: [edited, synchronize]

jobs:
    update:
        runs-on:
            - ubuntu-latest
        steps:
          - name: Checkout
            uses: actions/checkout@v4

          - name: Configure AWS credentials
            uses: aws-actions/configure-aws-credentials@v4
            with:
              aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
              aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
              aws-region: ${{ secrets.AWS_REGION }}

          - name: Remove old Docker AMI in ECR
            run: aws ecr-public batch-delete-image --repository-name maestro --image-ids imageTag=${{ github.event.pull_request.number }}

          - name: Cache Docker layers
            uses: jpribyl/action-docker-layer-caching@v0.1.1
            continue-on-error: true

          - name: Set new tag-variable
            run: echo "IMAGE_TAG=$(cut -d'/' -f3 <<< $GITHUB_REF)" >> $GITHUB_ENV

          - name: Authenticate new Docker
            run: aws ecr-public get-login-password --region ${{ secrets.AWS_REGION }} | docker login --username AWS --password-stdin public.ecr.aws/h4u2q3r3

          - name: Build new Docker AMI
            run: docker build -t maestro .

          - name: Tag new Docker AMI
            run: docker tag maestro:latest public.ecr.aws/h4u2q3r3/maestro:${{ env.IMAGE_TAG }}

          - name: Push new Docker AMI
            run: docker push public.ecr.aws/h4u2q3r3/maestro:${{ env.IMAGE_TAG }}