feat: ControlBar에서 onLogin 및 userName prop을 필수로 변경

Author: jjangminii

src/shared/components/header/ControlBar.tsx

@@ -4,8 +4,8 @@ import { cva } from 'class-variance-authority';
 
 interface ControlBarProps {
   isLoggedIn: boolean;
-  onLogin?: () => void;
-  userName?: string;
+  onLogin: () => void;
+  userName: string;
   className?: string;
 }