name: Docker

# 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:
  workflow_dispatch: #github页面手动触发
  push:
    tags: [ 'v*' ]

env:
  # github.repository as <account>/<repo>
  IMAGE_NAME: jrohy/trojan


jobs:
  buildx:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v2
        
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v1
        
      - name: Set up Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@v1
        
      - name: Get latest tag
        uses: oprypin/find-latest-tag@v1
        id: octokit  # The step ID to refer to later.
        with:
          repository: ${{ github.repository }}  # The repository to scan.

      # https://github.com/docker/login-action
      - name: Login
        uses: docker/login-action@v1
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      # https://github.com/docker/build-push-action
      - name: Build & Push
        uses: docker/build-push-action@v2
        with:
          context: .
          file: ./asset/Dockerfile
          platforms: linux/amd64,linux/arm64/v8
          push: true
          tags: |
            ${{ env.IMAGE_NAME }}:${{ steps.octokit.outputs.tag }}
            ${{ env.IMAGE_NAME }}:latest