chore: dm command descriptions

index.js

@@ -307,6 +307,15 @@ client.on("interactionCreate", async (interaction) => {
   }
 });
 
+/*
+  * DM commands
+  * - setrank: saves a player's rank
+  * - getrank: prints a player's rank
+  * - rankings: prints all players' ranks
+  * - whitelist: adds an admin to the whitelist to use DM commands
+  * - getwhitelist: prints the whitelist
+  * - clearwhitelist: clears the whitelist completely, security measure
+*/
 client.on("messageCreate", async (message) => {
   if (message.author.bot || message.guild) return;