Suggestion: Add ability to update Discord channel description as custom text with placeholders like (players count, tps, unique players count, uptime, etc).

Automatically, i think. Once at 5 minutes, e.g.

How often would you suggest it should be updated?
Automatically or on command execution?

What's the difference between "player count" and "unique player count"?

Player count - current count of player on the server
Unique players count - the total amount of players, who visited a server during all time