feat: add admin moderation commands for managing cases, warnings, and notes.

src/modules/moderation/moderation.types.ts

@@ -26,7 +26,7 @@ export interface ModerationCase {
     moderatorId: bigint;
     moderatorName: string;
     reason: string;
-    metadata: Record<string, any>;
+    metadata: unknown;
     active: boolean;
     createdAt: Date;
     resolvedAt: Date | null;