Initial commit: Polymarket copy trading bot

- Backend: Spring Boot + Kotlin implementation
  - Account management with private key import
  - Leader management
  - Copy trading configuration
  - Order synchronization
  - Balance and position queries via Polymarket API
  - Ethereum RPC integration for USDC balance
  - Proxy address calculation

- Frontend: React + TypeScript
  - Account management UI
  - Mobile responsive design
  - Account import with private key/mnemonic support
  - Balance display and account details modal

- Database: MySQL with Flyway migrations
- API Integration: Polymarket CLOB API, Data API, Ethereum RPC

frontend/src/App.tsx

@@ -0,0 +1,37 @@
+import { BrowserRouter, Routes, Route } from 'react-router-dom'
+import { ConfigProvider } from 'antd'
+import zhCN from 'antd/locale/zh_CN'
+import Layout from './components/Layout'
+import AccountList from './pages/AccountList'
+import AccountImport from './pages/AccountImport'
+import AccountDetail from './pages/AccountDetail'
+import LeaderList from './pages/LeaderList'
+import LeaderAdd from './pages/LeaderAdd'
+import ConfigPage from './pages/ConfigPage'
+import OrderList from './pages/OrderList'
+import Statistics from './pages/Statistics'
+
+function App() {
+  return (
+    <ConfigProvider locale={zhCN}>
+      <BrowserRouter>
+        <Layout>
+          <Routes>
+            <Route path="/" element={<AccountList />} />
+            <Route path="/accounts" element={<AccountList />} />
+            <Route path="/accounts/import" element={<AccountImport />} />
+            <Route path="/accounts/detail" element={<AccountDetail />} />
+            <Route path="/leaders" element={<LeaderList />} />
+            <Route path="/leaders/add" element={<LeaderAdd />} />
+            <Route path="/config" element={<ConfigPage />} />
+            <Route path="/orders" element={<OrderList />} />
+            <Route path="/statistics" element={<Statistics />} />
+          </Routes>
+        </Layout>
+      </BrowserRouter>
+    </ConfigProvider>
+  )
+}
+
+export default App
+