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/pages/marketing/marketing.js

@@ -0,0 +1,95 @@
+const { marketingApi } = require('../../utils/api');
+
+Page({
+  data: {
+    productName: '',
+    description: '',
+    category: '',
+    target: 'US importers',
+    style: 'professional',
+    results: [],
+    keywords: [],
+    loading: false,
+    activeTab: 'generate',
+  },
+
+  onLoad() {},
+
+  switchTab(e) {
+    const tab = e.currentTarget.dataset.tab;
+    this.setData({ activeTab: tab });
+  },
+
+  onInput(e) {
+    const field = e.currentTarget.dataset.field;
+    this.setData({ [field]: e.detail.value });
+  },
+
+  onTargetChange(e) {
+    this.setData({ target: e.detail.value });
+  },
+
+  onStyleChange(e) {
+    this.setData({ style: e.detail.value });
+  },
+
+  async generateContent() {
+    const { productName, description, target, style } = this.data;
+    if (!productName || !description) {
+      wx.showToast({ title: '请填写产品信息', icon: 'none' });
+      return;
+    }
+
+    this.setData({ loading: true });
+    try {
+      const result = await marketingApi.generate(productName, description, this.data.category, target, style);
+      this.setData({
+        results: result.results.filter(r => r.content),
+        loading: false,
+      });
+    } catch (err) {
+      wx.showToast({ title: err.message || '生成失败', icon: 'none' });
+      this.setData({ loading: false });
+    }
+  },
+
+  async generateKeywords() {
+    const { productName, description } = this.data;
+    if (!productName || !description) {
+      wx.showToast({ title: '请填写产品信息', icon: 'none' });
+      return;
+    }
+
+    this.setData({ loading: true });
+    try {
+      const result = await marketingApi.getKeywords(productName, description, this.data.category);
+      this.setData({
+        keywords: result.keywords,
+        loading: false,
+      });
+    } catch (err) {
+      wx.showToast({ title: err.message || '生成失败', icon: 'none' });
+      this.setData({ loading: false });
+    }
+  },
+
+  copyText(e) {
+    const text = e.currentTarget.dataset.text;
+    wx.setClipboardData({
+      data: text,
+      success: () => {
+        wx.showToast({ title: '已复制', icon: 'success' });
+      },
+    });
+  },
+
+  clear() {
+    this.setData({
+      productName: '',
+      description: '',
+      category: '',
+      results: [],
+      keywords: [],
+    });
+  },
+});