added rooftop bunker to the list of environments

src/assets/environments/environments.js

 export const ENVIRONMENT_URLS = [
   process.env.ASSET_BUNDLE_SERVER + "/rooms/meetingroom/MeetingRoom.bundle.json",
   process.env.ASSET_BUNDLE_SERVER + "/rooms/atrium/Atrium.bundle.json",
-  process.env.ASSET_BUNDLE_SERVER + "/rooms/MedievalFantasyBook/MedievalFantasyBook.bundle.json"
+  process.env.ASSET_BUNDLE_SERVER + "/rooms/MedievalFantasyBook/MedievalFantasyBook.bundle.json",
+  process.env.ASSET_BUNDLE_SERVER + "/rooms/RooftopBuilding1/RooftopBuilding1.bundle.json"
 ];
 
 export const DEFAULT_ENVIRONMENT_URL = ENVIRONMENT_URLS[0];