Room 컴포넌트 추가

+import React, { useContext } from 'react';
+import { useLocation } from 'react-router';
+import { Main } from '../components/common/Main';
+import { RoomInfo } from '../components/room/RoomInfo';
+import SocketContext from '../contexts/SocketContext';
+
+export const Room: React.FC = () => {
+  return (
+    <Main>
+    </Main>
+  );
+}
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