discord-jellyfin-bot/.github/workflows/docker.yml

name: Create and publish a Docker image
# This workflow uses actions that are not certified by GitHub.
# They are provided by a third-party and are governed by
# separate terms of service, privacy policy, and support
# documentation.
on:
  push:
    branches: [master]
    paths-ignore:
      - '.github/**'
      - 'images/'
      - '*.md'
    
  workflow_dispatch:

env:
  # Use docker.io for Docker Hub if empty
  REGISTRY: ghcr.io
  # github.repository as <account>/<repo>
  IMAGE_NAME: ${{ github.repository }}

jobs:
  build-and-push-image:
    runs-on: ubuntu-latest
    permissions:
      packages: write
      contents: read
    steps:

      - name: Setup
        uses: actions/setup-node@v3

      - name: Checkout
        uses: actions/checkout@v3

      - run: yarn install --immutable

      - run: yarn build

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v4
        with:
          # list of Docker images to use as base name for tags
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
      
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2

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

      - name: Login to GHCR
        uses: docker/login-action@v2
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and push Docker image
        uses: docker/build-push-action@v3
        with:
          platforms: linux/amd64,linux/arm64,linux/arm/v7
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max