UserStatus 컴포넌트 추가

+import React from 'react';
+import { User } from './types';
+
+interface UserStatusProps {
+  user: User;
+}
+
+export const UserStatus: React.FC<UserStatusProps> = ({ user }) => {
+  return (
+    <div className='w-20 h-12 m-4 rounded-lg shadow'>
+      <div className={`${user.admin ? 'text-blue-500' :
+                    user.ready ? 'text-green-500' : 'text-black'} 
+                    text-lg text-center align-middle my-2.5`}>
+                      {user.username}</div>
+    </div>
+  )
+}
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