name: Docker

on: [push, pull_request]

jobs:
  build:
    runs-on: ubuntu-latest
    steps:

      - uses: actions/checkout@v1

      - name: Build container
        run: docker build --tag docker.pkg.github.com/${GITHUB_REPOSITORY,,}/website:latest .

      - name: Log into GitHub Docker Registry
        run: echo ${{ secrets.GITHUB_TOKEN }} | docker login docker.pkg.github.com -u ${GITHUB_REPOSITORY%/*} --password-stdin
        if: github.ref == 'master'

      - name: Push the Docker container
        run: docker push docker.pkg.github.com/${GITHUB_REPOSITORY,,}/website:latest
        if: github.ref == 'master'