Simple real-time countdown timer that allows multiple client connections to update and view the same timer instance on the server.

• Create or join a Socket.IO room.
• Set timer duration.
• Multiple clients can Start, Stop, Pause and Resume the same timer instance. Example: Client_A can start a timer_1, and Client_B can view, pause and stop timer_1.

# To run client:
$ cd client
$ npm i
$ npm run serve

# To run server:
$ cd server
$ npm i
$ npm run api