name: Create GitHub Release after GitLab tag mirror

on:
  push:
    tags:
      - '*'

jobs:
  release:
    runs-on: ubuntu-latest
    steps:
      # GET LATEST CODE
      - name: Checkout latest code
        uses: actions/checkout@master
        with:
          fetch-depth: 0

      # EXTRACT TAG FROM PUSH
      - name: Get tag
        id: tag
        uses: dawidd6/action-get-tag@v1
      - name: Use tag
        run: echo ${{steps.tag.outputs.tag}}

      # GENERATE CHANGELOG, RELEASE
      - id: conventional_changelog
        uses: ardalanamini/auto-changelog@master
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
      - name: Create Release
        id: create_release
        uses: actions/create-release@latest
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: ${{ github.ref }}
          release_name: Release ${{steps.tag.outputs.tag}}
          body: |
            Automatic release of version: **${{steps.tag.outputs.tag}}**
            **Changes in this release:**
            ${{ steps.conventional_changelog.outputs.changelog }}
          draft: false
          prerelease: false

      # DOCKER RELATED
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v1
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1
      - name: Login to GitHub Container Registry
        uses: docker/login-action@v1
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.CR_PAT }}
      - name: Build and push
        uses: docker/build-push-action@v2
        with:
          context: .
          file: ./Dockerfile
          platforms: linux/amd64,linux/arm/v7,linux/arm64
          push: true
          tags: |
            ghcr.io/${{ secrets.DOCKERHUB_USERNAME }}/${{ secrets.DOCKERHUB_REPO }}:latest
            ghcr.io/${{ secrets.DOCKERHUB_USERNAME }}/${{ secrets.DOCKERHUB_REPO }}:${{steps.tag.outputs.tag}}