feat: 初始化 uni-app 移动端项目

- cashier-mobile: 收银系统移动端（uni-app）
- customer-mobile: 顾客端移动端（uni-app）
- 包含基础页面结构：首页、订单、会员
- 更新 AGENTS.md 配置

cashier-mobile/package.json

@@ -1,15 +1,25 @@
 {
   "name": "cashier-mobile",
-  "version": "0.1.0",
-  "description": "收银系统移动端",
-  "private": true,
-  "type": "module",
+  "version": "1.0.0",
+  "description": "收银系统移动端 - uni-app",
+  "main": "main.js",
   "scripts": {
-    "dev": "echo '待配置开发命令'",
-    "build": "echo '待配置构建命令'",
-    "lint": "echo '待配置'",
-    "type-check": "echo '待配置'"
+    "dev:h5": "uni",
+    "dev:mp-weixin": "uni --platform mp-weixin",
+    "dev:app": "uni --platform app",
+    "build:h5": "uni build",
+    "build:mp-weixin": "uni build --platform mp-weixin",
+    "build:app": "uni build --platform app"
   },
-  "dependencies": {},
-  "devDependencies": {}
+  "dependencies": {
+    "@dcloudio/uni-app": "3.0.0",
+    "vue": "^3.3.0",
+    "vuex": "^4.1.0"
+  },
+  "devDependencies": {
+    "@dcloudio/types": "^3.3.0",
+    "@dcloudio/uni-cli-shared": "3.0.0",
+    "@dcloudio/vite-plugin-uni": "3.0.0",
+    "vite": "^4.4.0"
+  }
 }