feat: 初始化项目结构并添加核心功能模块

- 新增文档模板和导航结构
- 实现服务器基础API路由和控制器
- 添加扩展插件配置和前端框架
- 引入多租户和权限管理模块
- 集成日志和数据库配置
- 添加核心业务模型和类型定义

server/src/api/routes/creative.ts

@@ -0,0 +1,21 @@
+import { Router } from 'express';
+import { CreativeController } from '../controllers/CreativeController';
+import { requireTraceContext } from '../../core/guards/trace-context.guard';
+import { requirePermission } from '../../core/guards/rbac.guard';
+
+const router = Router();
+
+/**
+ * [BIZ_CRE_01] 多模态 AI 创作 API
+ */
+
+// 创建创作任务 (TTS/IMAGE/VIDEO)
+router.post('/tasks', requireTraceContext, requirePermission('order:write'), CreativeController.createTask);
+
+// 获取任务详情
+router.get('/tasks/:taskId', requireTraceContext, CreativeController.getTask);
+
+// 获取素材库
+router.get('/assets', requireTraceContext, CreativeController.getAssets);
+
+export default router;