typst/.github/workflows/docker-image.yml

name: Build and Publish Docker Image

on:
  release:
    types: [created]
  workflow_dispatch:

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}
  PLATFORMS: linux/amd64,linux/arm64

jobs:
  build-and-publish:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Setup Docker buildx
        uses: docker/setup-buildx-action@v3.1.0
        with:
          platforms: ${{ env.PLATFORMS }}

      - name: Log into registry ${{ env.REGISTRY }}
        uses: docker/login-action@v3.0.0
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v5.0.0
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

      - name: Build and push Docker image
        id: build-and-push
        uses: docker/build-push-action@v5.1.0
        with:
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          platforms: ${{ env.PLATFORMS }}
          cache-from: type=gha
          cache-to: type=gha,mode=max