on:
  push:
    branches:
      - 'main'
    tags:
      - 'v*'
    paths:
      - '**.go'
      - '**.html'
      - 'Dockerfile'
      - 'Dockerfile.*'
      - 'docker-bake.hcl'
  workflow_dispatch:

jobs:
  bake:
    runs-on: docker
    steps:
      - name: Prepare Registry FQDN
        id: registry
        run: |
          registry=${{ github.server_url }}
          registry=${registry##http*://}
          echo "registry=${registry}" >> "$GITHUB_OUTPUT"

      - name: Login to Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ steps.registry.outputs.registry }}
          username: ${{ github.repository_owner }}
          password: ${{ secrets.TOKEN }}

      - name: Checkout
        uses: actions/checkout@v4

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

      - name: Extract metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          tags: |
            type=ref,event=branch
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=semver,pattern={{major}}

      - name: Build and push
        uses: docker/bake-action@v6
        with:
          source: .
        env:
          TAG: ${{ steps.meta.outputs.tags }}