name: Deploy

on:
  push:
    branches: [main]

jobs:
  # Verify all Docker images build cleanly
  docker-build:
    name: Docker — build all images
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4

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

      - name: Build backend image
        uses: docker/build-push-action@v5
        with:
          context: ./backend
          push: false
          tags: aitasker-backend:${{ github.sha }}
          cache-from: type=gha
          cache-to: type=gha,mode=max

      - name: Build ai-service image
        uses: docker/build-push-action@v5
        with:
          context: ./ai-service
          push: false
          tags: aitasker-ai-service:${{ github.sha }}
          cache-from: type=gha
          cache-to: type=gha,mode=max

      - name: Build frontend image
        uses: docker/build-push-action@v5
        with:
          context: ./frontend
          push: false
          tags: aitasker-frontend:${{ github.sha }}
          cache-from: type=gha
          cache-to: type=gha,mode=max

  # Placeholder: push to registry and deploy 
  #
  # deploy-staging:
  #   needs: docker-build
  #   runs-on: ubuntu-latest
  #   steps:
  #     - name: Push to Docker Hub
  #       uses: docker/build-push-action@v5
  #       with:
  #         push: true
  #         tags: ${{ secrets.DOCKERHUB_USERNAME }}/aitasker-backend:latest
  #     - name: SSH deploy
  #       run: ssh user@your-server "docker compose pull && docker compose up -d"