更新GitHub Actions工作流：构建和部署流程优化 #16

	name: 构建和部署

	on:
	push:
	branches:
	- main

	jobs:
	build-and-deploy:
	runs-on: ubuntu-latest

	steps:
	- name: 检出仓库
	uses: actions/checkout@v2

	- name: 设置Node.js
	uses: actions/setup-node@v2
	with:
	node-version: "19"

	- name: 下载pnpm
	run: npm install -g pnpm

	- name: 安装依赖
	run: pnpm install

	- name: 构建项目
	run: pnpm run build

	- name: 设置Docker Buildx
	uses: docker/setup-buildx-action@v1

	- name: 登录Docker Hub
	uses: docker/login-action@v1
	with:
	username: ${{ secrets.DOCKER_USERNAME }}
	password: ${{ secrets.DOCKER_PASSWORD }}

	- name: 清除Docker缓存
	run: \|
	echo "清除Docker缓存..."
	docker builder prune -a --filter "dangling=true"

	- name: 构建并推送Docker镜像
	uses: docker/build-push-action@v2
	with:
	context: .
	push: true
	tags: wu529778790/wallpaper.shenzjd.com:latest

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