env
structure at project root
NODE_ENV=development
PORT=4000
DB='mongodb://localhost:27017/chatApp'
CLIENT_URL=http://localhost:3000
SECRET=jwt_secret
env
structure at project root/client/
REACT_APP_APOLLO_URI=http://localhost:4000
REACT_APP_APOLLO_WS_URI=ws://localhost:4000
see package.json for how to install and run.