feat: release contextual omnichannel customer platform
Add Telegram, WhatsApp and email account management, realtime messaging, contextual multilingual AI, customer intelligence, knowledge workflows, enterprise controls, a unified design system and complete repository documentation.
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# 技术选型
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## Web
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| 技术 | 版本范围 | 选择原因 |
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| --- | --- | --- |
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| React | 18.3 | 组件生态成熟,适合高交互消息工作台 |
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| TypeScript | 5.7 | 为接口、消息事件和页面状态提供静态约束 |
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| Vite | 5.4 | 本地启动和生产构建快速 |
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| React Router | 7.x | 页面路由和错误边界 |
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| TanStack Query | 5.x | 服务端状态缓存、刷新和失败重试 |
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| Zustand | 4.x | 轻量跨组件客户端状态 |
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| Tailwind CSS | 3.4 | 设计令牌与响应式界面 |
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| Recharts | 2.15 | 仪表盘趋势和客户画像雷达图 |
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| Zod + React Hook Form | 3.x / 7.x | 表单校验与可维护的输入状态 |
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| Lucide React | 0.462 | 一致的线性图标系统 |
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## API 与数据
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| 技术 | 作用 |
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| --- | --- |
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| Node.js 20 | 前后端统一运行时,适合 I/O 密集的消息网关 |
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| Express 5 | REST、Webhook 与中间件 |
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| PostgreSQL 16 | 多租户业务数据、队列和审计的持久化 |
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| `pg` | 直接、透明的 SQL 访问 |
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| `ws` | 实时消息与状态广播 |
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| JWT + bcryptjs | 身份令牌与密码哈希 |
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| Helmet + CORS | 基础 HTTP 安全头和来源约束 |
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| IMAPFlow + Nodemailer | 企业邮箱收取与发送 |
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| Mailparser | MIME 邮件解析 |
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| Mammoth + pdf-parse | DOCX/PDF 知识文件抽取 |
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## 渠道与 AI
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| 组件 | 作用 |
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| --- | --- |
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| Telegram Gateway + TDLib | 普通 Telegram 账号登录、同步和操作 |
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| Baileys 7 | WhatsApp 多设备连接、消息和群组能力 |
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| DeepSeek Anthropic-compatible API | 翻译、意图、情感、风险、摘要和回复建议 |
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| Stripe | 套餐结算与 Webhook 对账 |
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## 交付与质量
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| 技术 | 作用 |
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| --- | --- |
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| Docker Compose | 本地、测试和单机生产编排 |
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| Nginx | 静态站点、SPA fallback、API/WebSocket 反向代理 |
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| Node Test Runner | API 与网关单元/协议测试 |
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| Playwright | Chromium 桌面与移动端视觉/交互 E2E |
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## 取舍
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- 当前采用模块化单体 API,部署简单、事务边界清晰;代码量继续增长时应优先拆文件而不是立即拆微服务。
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- PostgreSQL 同时承载业务和持久任务,减少早期基础设施;高吞吐阶段可引入 Redis 与专用队列。
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- WhatsApp 普通账号接入覆盖面高,但稳定性和合规性弱于官方 Business Platform,应为企业客户预留官方适配器。
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- AI 采用异步增强而非消息主链路依赖,模型故障时仍可正常沟通。
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