fix: 코드 스타일 개선 - 쉼표 추가 및 JSX 포맷팅 수정

src/App.tsx

@@ -48,7 +48,8 @@ function App() {
                         className="h-12 w-12 text-primary"
                         fill="none"
                         stroke="currentColor"
-                        viewBox="0 0 24 24">
+                        viewBox="0 0 24 24"
+                      >
                         <path
                           strokeLinecap="round"
                           strokeLinejoin="round"

src/components/ui/card.tsx

@@ -9,7 +9,7 @@ const Card = React.forwardRef<
     ref={ref}
     className={cn(
       "rounded-lg border bg-card text-card-foreground shadow-sm",
-      className
+      className,
     )}
     {...props}
   />
@@ -36,7 +36,7 @@ const CardTitle = React.forwardRef<
     ref={ref}
     className={cn(
       "text-2xl font-semibold leading-none tracking-tight",
-      className
+      className,
     )}
     {...props}
   />