feat: add trading system with dedicated modules and centralize embed creation for commands

src/commands/leveling/leaderboard.ts

@@ -3,6 +3,7 @@ import { SlashCommandBuilder, EmbedBuilder } from "discord.js";
 import { DrizzleClient } from "@/lib/DrizzleClient";
 import { users } from "@/db/schema";
 import { desc } from "drizzle-orm";
+import { createWarningEmbed } from "@lib/embeds";
 
 export const leaderboard = createCommand({
     data: new SlashCommandBuilder()
@@ -29,7 +30,7 @@ export const leaderboard = createCommand({
         });
 
         if (leaders.length === 0) {
-            await interaction.editReply({ content: "❌ No users found." });
+            await interaction.editReply({ embeds: [createWarningEmbed("No users found.", "Leaderboard")] });
             return;
         }