go-ethereum/.github/workflows/pipeline.yml

name:CI-Build
on:
  pull_request:
    types: [closed]
    branches: ["master"]

jobs:
  build-docker-image:
    if: github.event.pull_request.merged == true && contains(github.event.pull_request.labels.*.name, 'CI:Build')
    runs-on: ubuntu-latest

  steps:
    - name: Checkout repository
      uses: actions/checkout@v4

    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3

    - name: Cache Docker layers
      uses: actions/cache@v3
      with:
        path: /tmp/.buildx-cache
        key: ${{ runner.os }}-buildx-${{ github.sha }}
        restore-keys: |
        ${{ runner.os }}-buildx-        

    - name: Log in Docker Hub Container Registry
      uses: docker/login-action@v3
        with:
          username: ${{ vars.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

    - name: Build and push in Docker Hub Registry
        uses: docker/build-push-action@v6
        with:
          context: .
          push: true
          tags: user/app:latest