docker.yml

name: Build and Publish Docker Image

on:
  push:
    branches: [master, main]
    tags: ['v*.*.*']
  pull_request:
    branches: [master, main]
  workflow_dispatch:

permissions:
  contents: read
  packages: write

jobs:
  docker:
    name: Build & Push Multi-Arch Image
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

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

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

      - name: Log in to Docker Hub
        if: github.event_name != 'pull_request' && secrets.DOCKERHUB_USERNAME != ''
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Log in to GitHub Container Registry (GHCR)
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract Docker metadata (tags, labels)
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: |
            ghcr.io/${{ github.repository }}
          tags: |
            type=raw,value=latest,enable=${{ github.ref == 'refs/heads/master' || github.ref == 'refs/heads/main' }}
            type=ref,event=branch
            type=semver,pattern={{version}}
            type=sha,prefix=sha-

      - name: Build and push Docker image
        uses: docker/build-push-action@v6
        with:
          context: .
          platforms: linux/amd64,linux/arm64
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max