cs7-backend backend source for cs7 Install dependencies npm install Set following environment files in .env file in the root directory HE_SECRET_KEY="<hackerearth secret key>" MONGODB_URI="<Mongo db URI>" NODE_ENV="<development/production>" PORT="<PORT>" SECRET="<SERECT KEY>" Run the application in development mode npm run dev uses peerjs for peer-to-peer video chat npm install -g peer peerjs --port 9000