docker.yml

name: "docker build and push"

on:
  pull_request:
    paths:
      - .github/workflows/docker.yml
      - proto/**.proto
      - src/**
      - Cargo.toml
      - Cargo.lock
      - Dockerfile
      - .dockerignore
  push:
    tags:
      - '*'

env:
  PUBLISH: ${{ github.ref_type == 'tags' }}
  IMAGE: saint1991/gduck
  TAG: ${{ github.ref_type == 'tags' && github.ref_name || github.sha }}

jobs:
  docker_build:
    runs-on: ubuntu-latest
    steps:
    - name: check publish
      run: echo '${{ env.PUBLISH }}'
    - uses: actions/checkout@v4
    - uses: docker/setup-buildx-action@v3
    - uses: docker/login-action@v3
      with:
        username: ${{ vars.DOCKERHUB_USERNAME }}
        password: ${{ secrets.DOCKERHUB_ACCESS_TOKEN }}
    - uses: docker/build-push-action@v6
      with:
        context: .
        push: ${{ env.PUBLISH == 'true' }}
        cache-from: ${{ format('type=registry,ref={0}:{1}', env.IMAGE, 'buildcache') }}
        cache-to: ${{ format('type=registry,ref={0}:{1},mode=max', env.IMAGE, 'buildcache') }}
        tags: |
          ${{ format('{0}:{1}', env.IMAGE, 'latest')  }}
          ${{ format('{0}:{1}', env.IMAGE, env.TAG) }}