name: Publish Docker image

on:
  workflow_dispatch:
  push:
    tags:
      - "v*"

permissions: {}

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}

jobs:
  push_to_registry:
    name: Push Docker image to GHCR
    runs-on: ubuntu-latest
    permissions:
      packages: write
      contents: read
    steps:
      - name: Check out the repo
        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
        with:
          persist-credentials: false

      - name: Log in to the Container registry
        uses: docker/login-action@650006c6eb7dba73a995cc03b0b2d7f5ca915bee
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@80c7e94dd9b9319bd5eb7a0e0fe9291e23a2a2e9
        with:
          images: ghcr.io/${{ github.repository }}

      - name: Build and push Docker image
        uses: docker/build-push-action@f9f3042f7e2789586610d6e8b85c8f03e5195baf
        with:
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}