Initial commit: TradeMate 外贸小助手 MVP

项目结构:
- backend/     Python FastAPI 后端
- uni-app/     uni-app跨端前端
- docs/        设计文档
- docker-compose.yml  Docker编排
- nginx/scripts/systemd 运维配置

已完成功能:
- 用户认证 (JWT)
- 智能翻译 + 回复建议
- 营销素材生成
- 客户管理 + 沉默检测
- 报价单管理
- 产品库管理
- 汇率换算
- 推送通知 (uni-push)
- WhatsApp Webhook框架
- Celery定时任务

miniprogram/app.json

@@ -0,0 +1,55 @@
+{
+  "pages": [
+    "pages/login/login",
+    "pages/index/index",
+    "pages/translate/translate",
+    "pages/customers/customers",
+    "pages/marketing/marketing",
+    "pages/quotation/quotation"
+  ],
+  "window": {
+    "backgroundTextStyle": "light",
+    "navigationBarBackgroundColor": "#1890ff",
+    "navigationBarTitleText": "外贸小助手",
+    "navigationBarTextStyle": "white"
+  },
+  "tabBar": {
+    "color": "#666666",
+    "selectedColor": "#1890ff",
+    "backgroundColor": "#ffffff",
+    "borderStyle": "black",
+    "list": [
+      {
+        "pagePath": "pages/index/index",
+        "text": "首页",
+        "iconPath": "assets/home.png",
+        "selectedIconPath": "assets/home-active.png"
+      },
+      {
+        "pagePath": "pages/translate/translate",
+        "text": "翻译",
+        "iconPath": "assets/translate.png",
+        "selectedIconPath": "assets/translate-active.png"
+      },
+      {
+        "pagePath": "pages/customers/customers",
+        "text": "客户",
+        "iconPath": "assets/customers.png",
+        "selectedIconPath": "assets/customers-active.png"
+      },
+      {
+        "pagePath": "pages/marketing/marketing",
+        "text": "营销",
+        "iconPath": "assets/marketing.png",
+        "selectedIconPath": "assets/marketing-active.png"
+      },
+      {
+        "pagePath": "pages/quotation/quotation",
+        "text": "报价",
+        "iconPath": "assets/quotation.png",
+        "selectedIconPath": "assets/quotation-active.png"
+      }
+    ]
+  },
+  "sitemapLocation": "sitemap.json"
+}