name: Create and publish a Docker image

on:
  push:
    branches: ['main', 'staging']

env:
  CONTEXT: ./src

jobs:
  build-and-push-image:
    runs-on: ubuntu-latest
    name: Publish image
    container: catthehacker/ubuntu:act-latest
    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: https://github.com/docker/metadata-action@v4
        with:
          images: ${{ vars.SERVER_DOMAIN }}/${{ gitea.repository }}
      - name: Build an image from Dockerfile
        run: |
          cd ${{ env.CONTEXT }} &&
          docker build -t ${{ steps.meta.outputs.tags }} .
      - name: Log in to the Container registry
        uses: docker/login-action@65b78e6e13532edd9afa3aa52ac7964289d1a9c1
        with:
          registry: ${{ vars.SERVER_DOMAIN }}
          username: ${{ gitea.actor }}
          password: ${{ secrets.TOKEN }}
      - name: Push
        run: |
          docker push '${{ steps.meta.outputs.tags }}'