name: Deploy

on:
  push:
    branches: [master]

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

jobs:
  build-and-push:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    
    steps:
      - uses: actions/checkout@v4
      
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      
      - name: Log in to Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      
      - name: Extract metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=sha,prefix=
            type=raw,value=latest
      
      - name: Build and push
        uses: docker/build-push-action@v5
        with:
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max

  deploy:
    runs-on: ubuntu-latest
    needs: build-and-push
    environment: production
    
    steps:
      - name: Deploy to Hetzner
        uses: appleboy/ssh-action@v1.0.3
        with:
          host: ${{ secrets.HETZNER_HOST }}
          username: ${{ secrets.HETZNER_USER }}
          key: ${{ secrets.HETZNER_SSH_KEY }}
          script: |
            cd /opt/shellmate
            docker compose pull
            docker compose up -d --remove-orphans
            docker system prune -f