utools/.github/workflows/docker-build-push.yml

name: Docker Build and Push

on:
  push:
    branches:
      - main # Löst den Workflow bei jedem Push auf den main-Branch aus

jobs:
  build-and-push:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0 # Notwendig, um den Git-Hash zu bekommen

      - name: Log in to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          # Verwendet Ihr dediziertes Secret für die Authentifizierung
          password: ${{ secrets.GHC_PUSH }}

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

      - name: Get Git commit SHA
        id: git_sha
        run: echo "sha=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT

      - name: Define Image Names in Lowercase
        id: image_names
        run: |
          OWNER_LC=$(echo "${{ github.repository_owner }}" | tr '[:upper:]' '[:lower:]')
          echo "backend_image=ghcr.io/$OWNER_LC/utools-backend" >> $GITHUB_OUTPUT
          echo "frontend_image=ghcr.io/$OWNER_LC/utools-frontend" >> $GITHUB_OUTPUT

      - name: Build images using compose.build.yml
        env:
          GIT_COMMIT_SHA: ${{ steps.git_sha.outputs.sha }}
          SENTRY_DSN: ${{ secrets.SENTRY_DSN }} # Sentry DSN als Secret übergeben
        run: |
          docker compose -f compose.build.yml build

      - name: Tag images with Git SHA
        run: |
          docker tag ${{ steps.image_names.outputs.backend_image }}:latest ${{ steps.image_names.outputs.backend_image }}:${{ steps.git_sha.outputs.sha }}
          docker tag ${{ steps.image_names.outputs.frontend_image }}:latest ${{ steps.image_names.outputs.frontend_image }}:${{ steps.git_sha.outputs.sha }}

      - name: Push images to GHCR (both tags)
        run: |
          docker push ${{ steps.image_names.outputs.backend_image }}:latest
          docker push ${{ steps.image_names.outputs.backend_image }}:${{ steps.git_sha.outputs.sha }}
          docker push ${{ steps.image_names.outputs.frontend_image }}:latest
          docker push ${{ steps.image_names.outputs.frontend_image }}:${{ steps.git_sha.outputs.sha }}