refactor: clean up unused imports and dead code across commands, services, and tests.

src/modules/admin/item_wizard.test.ts

@@ -1,6 +1,5 @@
 import { describe, test, expect, spyOn, beforeEach, mock } from "bun:test";
 import { handleItemWizardInteraction, renderWizard } from "./item_wizard";
-import { DrizzleClient } from "@/lib/DrizzleClient";
 import { ButtonInteraction, ModalSubmitInteraction, StringSelectMenuInteraction } from "discord.js";
 
 // Mock Setup