npm install
mongod // in linux
D:\mongoDB\env\data\bin\mongod.exe ( or Whatever your path is for mongod.exe file ) --dbpath D:\mongoDB\env\db\database ( or Whatever your path is for the database) // for windows
npm run build // this will build angular then run run the server
OR
nodemon // to run only server.js
1.Clean code of buy and sell and make similar to that of short.