name: Docker CI

concurrency:
  group: docker-${{ github.ref }}
  cancel-in-progress: true

on:
  workflow_dispatch:
  push:
    paths:
      - '.github/workflows/docker.yml'
      - 'pyproject.toml'
      - 'uv.lock'
      - 'stapler/*'
      - 'Dockerfile'

env:
  BUILDKIT_VERSION: 'v0.29.0'

jobs:
  docker-build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6
      - name: Set up buildkit cache
        uses: actions/cache@v4
        with:
          path: /var/lib/buildkit
          key: ${{ runner.os }}-buildkit-${{ env.BUILDKIT_VERSION }}
      - name: Test docker build
        uses: klemek/dockerfile-test-build@v1
        with:
          buildkit_version: ${{ env.BUILDKIT_VERSION }}