misskey/.github/workflows/docker.yml

name: Publish Docker image

on:
  release:
    types: [published]
  workflow_dispatch:

jobs:
  push_to_registry:
    name: Push Docker image to Docker Hub
    runs-on: ubuntu-latest
    strategy:
      matrix:
        arch: [linux/amd64, linux/arm64]
    steps:
      - name: Check out the repo
        uses: actions/checkout@v3.3.0
      - name: Set up Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@v2.3.0
        with:
          platforms: ${{ matrix.arch }}
      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: misskey/misskey
          tags: |
            type=edge
            type=ref,event=pr
            type=ref,event=branch
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=semver,pattern={{major}}
      - name: Log in to Docker Hub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}
      - name: Build and Push to Docker Hub
        uses: docker/build-push-action@v4
        with:
          builder: ${{ steps.buildx.outputs.name }}
          context: .
          push: true
          platforms: ${{ matrix.arch }}
          provenance: false
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max