Can you add this plugin?

                                                                                                                ATERNOS

I treid this to add with aternos suggest plugin but don't work and it sayd this isn't good URL please add this:
  Click HERE c;

https://www.spigotmc.org/resources/staffchat.2643/
                                                                                  Thanks for reading      

:aternos: :aternos:

sorry i think that will look better c;