name: Janus Docker image

on:
  pull_request:
    branches: [ master ]
    paths:
      - '.github/workflows/docker-janus.yml'
      - 'docker/janus/Dockerfile'
  push:
    branches: [ master ]
    paths:
      - '.github/workflows/docker-janus.yml'
      - 'docker/janus/Dockerfile'

permissions:
  contents: read

env:
  TEST_TAG: strukturag/nextcloud-spreed-signaling:janus-test

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2

      - name: Build Docker image
        uses: docker/build-push-action@v4
        with:
          context: docker/janus
          load: true
          tags: ${{ env.TEST_TAG }}

      - name: Test Docker image
        run: |
          docker run --rm ${{ env.TEST_TAG }} /usr/local/bin/janus --version