ci-backend.yml

name: Build & Publish Backend

on: [push, pull_request]

jobs:
  build:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:
      - uses: actions/checkout@v4

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Create image name
        id: image_name
        run: echo "IMAGE_NAME=ghcr.io/$(echo "${{ github.repository }}-backend" | tr '[:upper:]' '[:lower:]')" > "$GITHUB_ENV"

      # create a unique tag for each build for debugging
      - name: Set Docker tag
        id: date
        run: echo "DATE_STAMP=$(date +%s)" > "$GITHUB_ENV"

      - name: Build and push Docker images
        uses: iloveitaly/github-action-nixpacks@main
        with:
          context: './src/backend'
          push: true
          tags: |
            ${{ env.IMAGE_NAME }}:sha-${{ env.DATE_STAMP }}
            ${{ env.IMAGE_NAME }}:latest