name: Build and Deploy Docker Image

# Controls when the workflow will run. Here, it runs on every push to the 'main' branch.
on:
  push:
    branches: ["main"]

# Environment variables used across the workflow
env:
  # The URL of your Gitea instance (without http:// or https://)
  GITEA_INSTANCE_URL: git.deowl.ru
  # The full name of your image (e.g., 'myusername/myproject')
  IMAGE_NAME: vkrb/rabbitmq-auth-backend

jobs:
  build-and-push:
    # Runs the job on a runner with the 'ubuntu-latest' label.
    runs-on: ubuntu-latest
    # Optional but recommended: specifies the container image to use for the job.
    # This ensures a consistent environment with Docker tools pre-installed.
    container:
      image: catthehacker/ubuntu:act-latest

    steps:
      # 1. Check out your repository code so the workflow can access it.
      - name: Checkout code
        uses: actions/checkout@v4

      # 2. Set up Docker Buildx, which is needed for building images.
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      # 3. Log in to your Gitea instance's Container Registry.
      #    It uses secrets you must define in your repository settings.
      - name: Log in to Gitea Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.GITEA_INSTANCE_URL }}
          username: ${{ gitea.repository_owner }}
          # Use a secret for the password/token. See Step 3 for setup.
          password: ${{ secrets.REGISTRY_TOKEN }}

      # 4. Build the Docker image from your 'dockerfile_build' directory
      #    and push it to the Gitea registry.
      - name: Build and push Docker image
        uses: docker/build-push-action@v6
        with:
          # The path to the directory containing your Dockerfile
          context: ./auth_backend
          push: true
          # Tag the image with the Gitea instance, image name, and the git commit SHA.
          tags: |
            ${{ env.GITEA_INSTANCE_URL }}/${{ env.IMAGE_NAME }}:latest
            ${{ env.GITEA_INSTANCE_URL }}/${{ env.IMAGE_NAME }}:${{ gitea.sha }}