name: Docker Build

on:
  workflow_dispatch:

jobs:
  build:
    strategy:
      matrix:
        config:
          - {arch: 'arm64'}
    runs-on: ${{ matrix.config.arch == 'arm64' && 'ubuntu-arm64' || 'ubuntu-amd64' }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4

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

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

      - name: Build and Push Docker images for all Container Registries
        uses: docker/build-push-action@v6
        with:
          tags: ${{ vars.DOCKERHUB_REPO }}:latest-${{matrix.config.arch}}
          file: Dockerfile 
          push: true

  merge-docker-manifest:
    runs-on: ubuntu-latest
    needs: build
    steps:
      - name: Login to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ vars.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      - name: Create and push manifest images
        uses: Noelware/docker-manifest-action@master # or use a pinned version in the Releases tab
        with:
          inputs: ${{ vars.DOCKERHUB_REPO }}:latest
          tags: ${{ vars.DOCKERHUB_REPO }}:latest-arm64           
        push: true