Initial commit #46

	name: Build & Publish Docker

	on:
	push:
	branches:
	- main
	workflow_dispatch: # 可选，允许手动触发

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	# 1️⃣ 拉取代码
	- name: Checkout
	uses: actions/checkout@v4

	# 2️⃣ 设置 Docker Buildx
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3

	# 3️⃣ 登录 GHCR（自动使用 GitHub Token）
	- name: Log in to GitHub Container Registry
	uses: docker/login-action@v3
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GH_TOKEN }}

	# 4️⃣ 构建并推送合并镜像（包含前端+后端）
	- name: Build and push full-stack image
	uses: docker/build-push-action@v5
	with:
	context: .
	push: true
	tags: \|
	ghcr.io/${{ github.repository }}:latest
	ghcr.io/${{ github.repository }}:${{ github.sha }}
	cache-from: type=gha
	cache-to: type=gha,mode=max
	platforms: linux/amd64,linux/arm64 # 支持多架构

	# 5️⃣ 输出镜像信息
	- name: Image digest
	run: \|
	echo "Full-stack image: ghcr.io/${{ github.repository }}:latest"
	echo "Tagged with SHA: ghcr.io/${{ github.repository }}:${{ github.sha }}"

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