name: Docker

on:
    - pull_request

jobs:
    build:
        name: Test building of Docker image
        runs-on: ubuntu-20.04
        steps:
            - name: Checkout code
              uses: actions/checkout@v2

            - name: Build and push Docker images
              uses: docker/build-push-action@v1
              with:
                  cache_froms: posthog/posthog:latest
                  dockerfile: production.Dockerfile
                  repository: posthog/posthog
                  push: false
                  tags: latest