build.yml

name: Build container

on:
  push:
    branches:
      - main
  workflow_dispatch:

concurrency:
  group: build

jobs:
  build:
    runs-on: ubuntu-20.04
    name: Build container
    steps:
      -
        name: Set variables
        id: vars
        run: |
          USERNAME="$(echo "$GITHUB_REPOSITORY_OWNER" | tr '[:upper:]' '[:lower:]')"
          echo "::set-output name=repo::ghcr.io/${USERNAME}/dispmanx"
          echo "::set-output name=username::${USERNAME}"
      -
        name: Checkout
        uses: actions/checkout@v3
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
      -
        name: Set up QEMU
        uses: docker/setup-qemu-action@v2
      -
        name: Login to Github Container Registry
        uses: docker/login-action@v2
        with:
          registry: ghcr.io
          username: ${{ steps.vars.outputs.username }}
          password: ${{ secrets.GITHUB_TOKEN }}
      -
        name: Build and push
        uses: docker/build-push-action@v3
        with:
          push: true
          platforms: linux/arm64,linux/arm/v7
          tags: ${{ steps.vars.outputs.repo }}:latest
          cache-from: type=registry,ref=${{ steps.vars.outputs.repo }}-cache:cache
          cache-to: type=registry,ref=${{ steps.vars.outputs.repo }}-cache:cache,mode=max