name: Docker Build Check

on:
  push:
    paths:
      - 'Dockerfile'
  pull_request:
    paths:
      - 'Dockerfile'

jobs:
  docker-check:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Run Docker Build Check
        run: docker build --check .