feat: lenient username and clan lookup

src/core/options/addClanOption.ts

@@ -0,0 +1,9 @@
+import { SlashCommandStringOption } from 'discord.js';
+
+export default function addClanOption(option: SlashCommandStringOption) {
+  return option
+    .setName('clan')
+    .setDescription('The clan name or tag you are checking')
+    .setAutocomplete(true)
+    .setRequired(true);
+}