게임 관련 타입 추가

@@ -26,3 +26,14 @@ export interface Vector {
   x: number;
   y: number;
 }
+
+export type Role = "drawer" | "guesser" | "winner" | "spectator";
+
+export interface RoundData {
+  round: number;
+  duration: number;
+  roles: {
+    username: string;
+    role: Role;
+  }[];
+};