fix: 添加 pull: true 确保拉取最新基础镜像 #8

	name: Build Course Docker Image

	on:
	push:
	branches: [main]
	paths:
	- 'checks/**'
	- 'Dockerfile'
	- '.github/workflows/docker.yml'
	workflow_dispatch:

	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: bootcs-cn/bootcs-cli

	jobs:
	build:
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write

	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3

	- name: Log in to Container Registry
	uses: docker/login-action@v3
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Build and push CS50 image
	uses: docker/build-push-action@v5
	with:
	context: .
	push: true
	pull: true
	platforms: linux/amd64,linux/arm64
	tags: \|
	${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:cs50
	${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:cs50-${{ github.sha }}
	cache-from: type=gha
	cache-to: type=gha,mode=max

	test:
	runs-on: ubuntu-latest
	needs: build

	steps:
	- name: Test CS50 image
	run: \|
	# 测试镜像版本
	docker run --rm ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:cs50 --version

	# 测试检查脚本存在（使用 --entrypoint 覆盖）
	docker run --rm --entrypoint ls ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:cs50 /checks/

	echo "CS50 image test passed!"

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