clash/.github/workflows/docker.yml

name: Publish Docker Image
on:
  push:
    branches:
      - dev
    tags:
      - '*'
jobs:

  build:
    name: Build
    runs-on: ubuntu-latest
    steps:

      - name: Check out code into the Go module directory
        uses: actions/checkout@v2
        with:
          fetch-depth: 0

      - name: Set up docker buildx
        id: buildx
        uses: crazy-max/ghaction-docker-buildx@v2
        with:
          buildx-version: latest
          skip-cache: false
          qemu-version: latest

      - name: Docker login
        env:
          DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
          DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}
        run: |
          echo "${DOCKER_PASSWORD}" | docker login --username "${DOCKER_USERNAME}" --password-stdin          
      
      - name: Docker buildx image and push on dev branch
        if: github.ref == 'refs/heads/dev'
        run: |
          docker buildx build --output "type=image,push=true" --platform=linux/amd64,linux/arm/v7,linux/arm64 --tag dreamacro/clash:dev .          

      - name: Replace tag without `v`
        if: startsWith(github.ref, 'refs/tags/')
        uses: actions/github-script@v1
        id: version
        with:
          script: |
            return context.payload.ref.replace(/\/?refs\/tags\/v/, '')            
          result-encoding: string

      - name: Docker buildx image and push on release
        if: startsWith(github.ref, 'refs/tags/')
        run: |
          docker buildx build --output "type=image,push=true" --platform=linux/amd64,linux/arm/v7,linux/arm64 --tag dreamacro/clash:${{steps.version.outputs.result}} .
          docker buildx build --output "type=image,push=true" --platform=linux/amd64,linux/arm/v7,linux/arm64 --tag dreamacro/clash:latest .