feat: cleaned discord

src/core/discord/addUsernameChoices.ts

@@ -0,0 +1,10 @@
+import { SlashCommandStringOption } from 'discord.js';
+
+export default function addUsernameChoices(option: SlashCommandStringOption) {
+  return option
+    .setName('username')
+    .setDescription(
+      'The username you use in Blitz (inferred from Discord nickname by default)',
+    )
+    .setAutocomplete(true);
+}