# .github/workflows/docker.yml
name: Docker Build

on:
  push:
    branches: [main]
    tags: ['v*']

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Login to DockerHub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Build and push
        uses: docker/build-push-action@v5
        with:
          push: true
          tags: |
            user/my-app:latest
            user/my-app:${{ github.sha }}

- name: Set up QEMU
  uses: docker/setup-qemu-action@v3

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

- name: Build and push
  uses: docker/build-push-action@v5
  with:
    platforms: linux/amd64,linux/arm64
    push: true