name: Publish container to package registry

on:
  push:
    tags:
      - 'v*'

jobs:
  docker-build-test-publish:
    runs-on: ubuntu-latest
    steps:
      - name: Check out code
        uses: actions/checkout@v4

      - name: Set up JDK
        uses: actions/setup-java@v4
        with:
          distribution: temurin
          java-version: 25
          cache: maven

      - name: Build and test with Maven
        run: ./mvnw verify --batch-mode --no-transfer-progress --fail-fast

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

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

      - name: Log in to container registry
        uses: docker/login-action@v3
        with:
          registry: ${{ vars.PACKAGES_REGISTRY }}
          username: ${{ secrets.PACKAGES_USERNAME }}
          password: ${{ secrets.PACKAGES_TOKEN }}

      - name: Extract version (remove leading v) and lowercase owner
        id: image
        run: |
          TAG="${{ gitea.ref_name }}"
          VERSION=${TAG#v}
          echo "VERSION=$VERSION" >> $GITHUB_OUTPUT
          OWNER=$(echo "${{ gitea.repository_owner }}" | tr '[:upper:]' '[:lower:]')
          echo "OWNER=${OWNER}" >> "$GITHUB_OUTPUT"

      - name: Build and publish Docker image
        uses: docker/build-push-action@v6
        with:
          push: true
          platforms: linux/amd64,linux/arm64
          tags: |
            ${{ vars.PACKAGES_REGISTRY }}/${{ steps.image.outputs.OWNER }}/oauth2:${{ steps.image.outputs.VERSION }}
            ${{ vars.PACKAGES_REGISTRY }}/${{ steps.image.outputs.OWNER }}/oauth2:latest