feat(commands): add cooldown system

state.py

@@ -25,6 +25,7 @@ intents.message_content = True
 intents.members = True
 client = disnake.Client(intents=intents)
 
+command_cooldowns = LimitedSizeDict()
 command_locks = LimitedSizeDict()
 idle_tracker = {"is_idle": False, "last_used": time.time()}
 kill = {"transcript": False}