name: Docker Image CI

on:
  push:
    tags:
      - 'v*'

jobs:
  build-and-push:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository
        uses: [actions/checkout](https://github.com)@v4

      - name: Log in to GHCR
        uses: [docker/login-action](https://github.com)@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata for Docker
        id: meta
        uses: [docker/metadata-action](https://github.com)@v5
        with:
          images: ghcr.io/${{ github.repository }}

      - name: Build and push Docker image
        uses: [docker/build-push-action](https://github.com/docker/build-push-action)@v5
        with:
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}