주식 잔고, 주문 창 업그레이드

- 잔고, 주문 창 분리
 - full-width 섹션으로 쌓게 변경

src/routes.jsx

@@ -4,6 +4,7 @@ import Blog from './pages/blog/Blog';
 import Lotto from './pages/lotto/Lotto';
 import Travel from './pages/travel/Travel';
 import Stock from './pages/stock/Stock';
+import StockTrade from './pages/stock/StockTrade';
 
 export const navLinks = [
     {
@@ -55,6 +56,10 @@ export const appRoutes = [
         path: 'stock',
         element: <Stock />,
     },
+    {
+        path: 'stock/trade',
+        element: <StockTrade />,
+    },
     {
         path: 'travel',
         element: <Travel />,