name: Build and Push Docker Image

on:
  push:
    branches:
      - main

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v2

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1

      - name: Log in to Docker Hub
        uses: docker/login-action@v1
        with:
          registry: git.gnm.dev
          username: ${{ github.actor }}
          password: ${{ secrets.GT_TOKEN }}

      - name: Build and push Docker image
        uses: docker/build-push-action@v2
        with:
          context: .
          push: true
          tags: git.gnm.dev/planspiele/dokumentation:latest

      - name: Image digest
        run: echo ${{ steps.docker_build.outputs.digest }}