docker-oauth-dui.yml

name: "Docker Build and Push (OAuth Discovery UI)"

on:
  push:
    branches: [main, master]
    paths:
      - 'client-oauth-discovery-dui/**'
      - '.github/workflows/docker-oauth-dui.yml'
  release:
    types: [published]
  schedule:
  # Weekly rebuild every Thursday at 3:00 AM UTC to get latest base image updates
  - cron: '0 3 * * 4'

  workflow_dispatch:

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}/client-oauth-discovery-dui

jobs:
  build-and-push:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Check build trigger
        run: |
          if [ "${{ github.event_name }}" = "schedule" ]; then
            echo "🔄 This is a scheduled weekly rebuild to update base images"
          elif [ "${{ github.event_name }}" = "release" ]; then
            echo "🚀 This is a release build"
          else
            echo "📦 This is a regular build triggered by push"
          fi

      - name: Log in to Container Registry
        uses: docker/login-action@v4
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata
        id: meta
        uses: docker/metadata-action@v6
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            # For pushes to master/main branch or scheduled builds, tag as "latest"
            type=raw,value=latest,enable=${{ github.ref == format('refs/heads/{0}', github.event.repository.default_branch) || github.event_name == 'schedule' }}
            # For releases, create semantic version tags
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=semver,pattern={{major}}
          labels: |
            org.opencontainers.image.title=OSLC Client OAuth Discovery DUI
            org.opencontainers.image.description=OSLC Client OAuth Discovery Delegated UI Sample

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v4

      - name: Build and push Docker image
        uses: docker/build-push-action@v7
        with:
          context: ./client-oauth-discovery-dui
          file: ./client-oauth-discovery-dui/Dockerfile
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          platforms: linux/amd64,linux/arm64
          cache-from: type=gha
          cache-to: type=gha,mode=max
          # For scheduled builds, don't use cache to ensure fresh base images
          no-cache: ${{ github.event_name == 'schedule' }}
          pull: true

      - name: Output image details
        run: |
          echo "Image has been pushed to:"
          echo "${{ steps.meta.outputs.tags }}" | while read -r tag; do
            echo "  - $tag"
          done