Refactor admin actions and improve code formatting: Standardize import statements, enhance error handling messages, and apply consistent formatting across event, user, and preference management functions for better readability and maintainability.

components/leaderboard/Leaderboard.tsx

@@ -2,7 +2,11 @@
 
 import { useEffect, useState } from "react";
 import { Avatar } from "@/components/ui";
-import { getCharacterClassIcon, getCharacterClassName, type CharacterClass } from "@/lib/character-classes";
+import {
+  getCharacterClassIcon,
+  getCharacterClassName,
+  type CharacterClass,
+} from "@/lib/character-classes";
 
 interface LeaderboardEntry {
   rank: number;
@@ -99,7 +103,8 @@ export default function Leaderboard() {
                     </span>
                     {entry.characterClass && (
                       <span className="text-xs text-gray-400 uppercase tracking-wider">
-                        [{getCharacterClassIcon(entry.characterClass)} {getCharacterClassName(entry.characterClass)}]
+                        [{getCharacterClassIcon(entry.characterClass)}{" "}
+                        {getCharacterClassName(entry.characterClass)}]
                       </span>
                     )}
                   </div>