name: Build and Push Docker Image

on:
  push:
    branches: [ main ]

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4

      - name: Login to Registry
        uses: docker/login-action@v3
        with:
          registry: gitea.spilum.net
          username: ${{ secrets.REGISTRY_USER }}
          password: ${{ secrets.REGISTRY_PASSWORD }}

      - name: Set SHORT_SHA
        id: vars
        run: echo "short_sha=${GITHUB_SHA::5}" >> "$GITHUB_OUTPUT"

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

      - name: Build and Push (multi-arch)
        uses: docker/build-push-action@v6
        with:
          context: .
          push: true
          platforms: linux/amd64,linux/arm64
          build-args: |
            BUILD_IDENTIFIER=${{ steps.vars.outputs.short_sha }}
          tags: |
            gitea.spilum.net/spilum.net/mtf-nlp:${{ github.ref_name }}-${{ steps.vars.outputs.short_sha }}
            gitea.spilum.net/spilum.net/mtf-nlp:${{ github.ref_name }}-latest

      - name: Log out from registry
        if: always()
        run: docker logout gitea.spilum.net