🐛 [Fix]: 웹캠 16:9 비율로 갖고 오도록 수정

Author: zero0205

apps/client/src/hooks/useMedia.ts

@@ -13,7 +13,12 @@ export const useMedia = () => {
   const initializeStream = async () => {
     try {
       const mediaStream = await navigator.mediaDevices.getUserMedia({
-        video: true,
+        video: {
+          width: { ideal: 1920 },
+          height: { ideal: 1080 },
+          aspectRatio: { ideal: 16 / 9 },
+          facingMode: { ideal: 'user' },
+        },
         audio: true,
       });