feat: enhance document attachment updates and audit logging

- Implemented detailed handling for document attachment updates in DocumentHistorySheet.
- Updated updateDocument function to log changes only when attachments differ.
- Enhanced ZDocumentSchema to include attachment type validation.
- Refined audit log formatting for document attachment updates to improve clarity.

packages/lib/types/document.ts

@@ -64,6 +64,7 @@ export const ZDocumentSchema = DocumentSchema.pick({
     id: true,
     label: true,
     url: true,
+    type: true,
   })
     .array()
     .optional(),