name: Build and Push Backend

on:
  push:
    branches: [ master, main ]
    paths:
      - 'docker/**'
      - 'play-admin/**'
      - 'play-common/**'
      - 'play-generator/**'
      - 'pom.xml'
  workflow_dispatch: {}

jobs:
  docker:
    runs-on: docker
    steps:
      - name: Checkout
        uses: actions/checkout@v3

      - name: Ensure buildx is available
        shell: bash
        run: |
          docker buildx version || true
          docker buildx create --use || true

      - name: Build and push to local registry
        env:
          REGISTRY: 127.0.0.1:5000
          TAG: ${{ github.sha }}
        shell: bash
        run: |
          docker buildx build \
            --platform linux/amd64 \
            -f docker/Dockerfile \
            -t ${REGISTRY}/peipei/backend:${TAG} \
            -t ${REGISTRY}/peipei/backend:latest \
            --push \
            .