feat: initial commit - EvoTraders project

量化交易多智能体系统，包含：
- 分析师、投资组合经理、风险经理等智能体
- 股票分析、投资组合管理、风险控制工具
- React 前端界面
- FastAPI 后端服务

Co-Authored-By: Claude <noreply@anthropic.com>

frontend/vite.config.js

@@ -0,0 +1,16 @@
+import { defineConfig } from "vite";
+import react from "@vitejs/plugin-react";
+import tsconfigPaths from "vite-tsconfig-paths";
+import tailwindcss from "@tailwindcss/vite";
+
+export default defineConfig({
+  server: {
+    allowedHosts: ["localhost", "trading.evoagents.cn","www.evoagents.cn"]
+  },
+  plugins: [react(), tsconfigPaths(),tailwindcss()],
+  preview: {
+    host: "0.0.0.0",
+    port: 4173
+  },
+});
+