name: Build and Push Docker Image

on:
  push:
    branches:
      - main

jobs:
  docker:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

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

      - name: Login to Docker Registry
        if: ${{ secrets.DOCKER_REGISTRY && secrets.DOCKER_USERNAME && secrets.DOCKER_PASSWORD }}
        uses: docker/login-action@v3
        with:
          registry: ${{ secrets.DOCKER_REGISTRY }}
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}

      - name: Build and push
        uses: docker/build-push-action@v5
        with:
          context: .
          push: ${{ secrets.DOCKER_REGISTRY != '' }}
          tags: |
            ${{ secrets.DOCKER_REGISTRY || 'localhost:5000' }}/runway:latest
            ${{ secrets.DOCKER_REGISTRY || 'localhost:5000' }}/runway:${{ github.sha }}
          cache-from: type=gha
          cache-to: type=gha,mode=max