name: docker-ci

on:
  push:
    branches:
      - "main"

env:
  USER: jordanroher
  REPO: starbase-80

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3

      - name: Set variables
        run: |
          VER=$(cat version)
          echo "VERSION=$VER" >> $GITHUB_ENV

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2

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

      - name: Login to Docker Hub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Build and push
        uses: docker/build-push-action@v4
        with:
          push: true
          context: .
          file: dockerfile
          platforms: linux/amd64,linux/arm64,linux/arm/v7,linux/arm/v8
          tags: |
            ${{ env.USER }}/${{ env.REPO }}:${{ env.VERSION }}
            ${{ env.USER }}/${{ env.REPO }}:latest