name: Build Docker Image

on:
  push:
    branches:
      - master
    # Renovate will push updates as commits
    paths:
      - "Dockerfile"

jobs:
  build-docker:
    runs-on: ubuntu-latest
    container:
      image: catthehacker/ubuntu:act-latest

    steps:
      # 1. Checkout repository
      - name: Checkout repository
        uses: actions/checkout@v5
        with:
          fetch-depth: 0

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

      # 3. Login to your registry
      - name: Login to Docker registry
        uses: docker/login-action@v3
        with:
          registry: git.comprofix.com
          username: ${{ secrets.REGISTRY_USERNAME }}
          password: ${{ secrets.REGISTRY_TOKEN }}

      # 4. Define timestamp tag
      - name: Set Docker image tags
        id: docker_tags
        run: |
          TIMESTAMP=$(date +'%Y.%m.%d-%H%M%S')
          echo "tags=git.comprofix.com/mmckinnon/debian-latest:latest,git.comprofix.com/mmckinnon/debian-latest:$TIMESTAMP" >> $GITHUB_ENV

      # 5. Build & push Docker image
      - name: Build and push Docker image
        uses: docker/build-push-action@v6
        with:
          context: .
          file: ./Dockerfile
          push: true
          tags: ${{ env.tags }}