(handshake program with UDP protocol)
It provides handshake protocol between devices that share same network.
build and run without flag
when someone execute the program with another device. It will print an info message like this:
{"stat":"online","ip":"other_devices_ip","username":"other_devices_username"}
when someone close the program with another device .It will print an info message like this:
{"stat":"offline","ip":"other_devices_ip","username":"other_devices_username"}