방 입장 QR코드 추가

package.json

@@ -13,12 +13,14 @@
   "dependencies": {
     "peerjs": "^1.5.5",
     "pinia": "^3.0.4",
+    "qrcode": "^1.5.4",
     "vue": "^3.5.38",
     "vue-router": "^5.1.0"
   },
   "devDependencies": {
     "@tsconfig/node24": "^24.0.4",
     "@types/node": "^24.13.2",
+    "@types/qrcode": "^1.5.6",
     "@vitejs/plugin-vue": "^6.0.7",
     "@vue/tsconfig": "^0.9.1",
     "npm-run-all2": "^9.0.2",