## controller

generates self a random id of 4 digits

### protocole send

register: `<clientID>;<current epoch>`  
command: `<clientID>;d;<x_value>,<y_value>`  
request boats: `<clientID>;boats`  

### protocole recive

list of boats: `boats:<boatID>;<boat_name>;<boat_status>[;<boatID>;<boat_name>;<boat_status>[...]]`

> exits controll mode and enter boat select mode

error: `FAIL`