feat: 实现核心应用结构、全局命令面板和初步交易相关页面及服务。

src/App.tsx

@@ -3,6 +3,7 @@ import { router } from './router';
 
 
 import { ThemeProvider, PrivacyProvider, NotificationProvider, GuideProvider, useAutoTokenRefresh } from './hooks';
+import { SettingsProvider } from './contexts/SettingsContext';
 
 /**
  * App Content Component
@@ -25,7 +26,9 @@ function App() {
       <PrivacyProvider>
         <NotificationProvider>
           <GuideProvider>
-            <AppContent />
+            <SettingsProvider>
+              <AppContent />
+            </SettingsProvider>
           </GuideProvider>
         </NotificationProvider>
       </PrivacyProvider>