name: Build and push docker image

on:
  push:
    branches:
      - 'main'
    tags:
      - '*'

jobs:
  docker:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        rundeck_version:
          - SNAPSHOT
          - 3.4.7
          - 3.3.11
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Login to DockerHub
        uses: docker/login-action@v1
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      - name: Build and export to Docker
        uses: docker/build-push-action@v2
        with:
          context: .
          build-args:
            - RUNDECK_VERSION=${{ matrix.rundeck_version }}
          file: Dockerfile
          load: true
          tags: fretlink/rundeckforci-${{ matrix.rundeck_version }}-latest