instructions for websocket send grid time

1 - manage the DHCP server as to have the computer hosting Usine to have always the same IP adress (for example : 192.168.0.228)

2 - open the "what_time_is_it.html" file into a text editor and set the IP adress to the same value as previously set in the DHCP (for example : 192.168.0.228)

3 - save the what_time_is_it.html file

4 - propagate the what_time_is_it.html file to the devices you wish to visualize grid time from.