Change the sounds you assign in the cooldown manager to your own custom sounds.
You can import sounds from Shared Media.
Open config with /csc.
This overwrites the devices categorie under CDM Sounds, for the enabled sounds.
So you assign the sound that gets overwritten and then your LSM File gets played instead.

This will overwrite the BoatHorn sound if enabled. Your own file will be played for everything the BoatHorn sound is assigned to.
So you get a maximum of 11 custom CDM sounds as of now.

Replaces this categorie so use them:

Made this as a small project for a guildie so probably wont expand it any further for now. Maybe there even is a better option to do this.