name: Build and Push Docker Image

on:
  push:
    branches: [master]
  workflow_dispatch:

permissions:
  contents: read
  actions: write

jobs:
  build-and-push:
    name: Build & Push Docker Image
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Generate image metadata
        id: meta
        run: |
          VERSION=$(cat deb/PACKAGE | grep -oP '\d+\.\d+\.\d+' | head -1 || echo "unknown")
          SHORT_SHA=$(echo "${{ github.sha }}" | cut -c1-7)
          echo "tag=${VERSION}-${SHORT_SHA}" >> $GITHUB_OUTPUT
          echo "Image will be tagged: ${VERSION}-${SHORT_SHA}"

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

      - name: Login to registry
        run: |
          echo "${{ secrets.REGISTRY_PASSWORD }}" | docker login registry.johnogle.info -u ${{ secrets.REGISTRY_USERNAME }} --password-stdin

      - name: Build and push (deb)
        uses: docker/build-push-action@v5
        with:
          context: ./deb
          push: true
          tags: |
            registry.johnogle.info/protonmail-bridge:${{ steps.meta.outputs.tag }}
            registry.johnogle.info/protonmail-bridge:latest
          platforms: linux/amd64