name: Build & Push OCI

# Construit et publie les images HomeHub sur le registre OCI Gitea.
# - push sur main        -> tags <role>-latest
# - tag git vX.Y.Z       -> tags <role>-latest + <role>-X.Y.Z
on:
  push:
    branches: [main]
    tags: ["v*"]

env:
  REGISTRY: git.maison43gil.com
  IMAGE: git.maison43gil.com/gilles/home_hub

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        include:
          - role: backend
            context: ./backend
          - role: frontend
            context: ./frontend
    steps:
      - name: Checkout
        uses: actions/checkout@v4

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

      - name: Login au registre OCI Gitea
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Déduire les tags
        id: tags
        run: |
          TAGS="${IMAGE}:${{ matrix.role }}-latest"
          if [[ "${GITHUB_REF}" == refs/tags/v* ]]; then
            VERSION="${GITHUB_REF#refs/tags/v}"
            TAGS="${TAGS},${IMAGE}:${{ matrix.role }}-${VERSION}"
          fi
          echo "tags=${TAGS}" >> "$GITHUB_OUTPUT"

      - name: Build & push ${{ matrix.role }}
        uses: docker/build-push-action@v6
        with:
          context: ${{ matrix.context }}
          push: true
          tags: ${{ steps.tags.outputs.tags }}