name: Publish Docker image

on:
  push:
    branches:
      - master
      - develop
  pull_request:
  workflow_dispatch:

env:
  REGISTRY_IMAGE: l1drm/yumechi-no-kuni
  TAGS: |
    type=edge
    type=ref,event=pr
    type=ref,event=branch
    type=semver,pattern={{version}}
    type=semver,pattern={{major}}.{{minor}}
    type=semver,pattern={{major}}

jobs:
  # see https://docs.docker.com/build/ci/github-actions/multi-platform/#distribute-build-across-multiple-runners
  build:
    name: Build
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        platform:
          - linux/amd64
    steps:
      - name: Prepare
        run: |
          platform=${{ matrix.platform }}
          echo "PLATFORM_PAIR=${platform//\//-}" >> $GITHUB_ENV
      - name: Check out the repo
        uses: actions/checkout@v4.1.1
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY_IMAGE }}
          tags: ${{ env.TAGS }}
      - name: Log in to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}
      - name: Build and Push to Docker Hub
        id: build
        uses: docker/build-push-action@v6
        with:
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          platforms: ${{ matrix.platform }}
          provenance: true
          labels: ${{ steps.meta.outputs.labels }}