fix: cleanup nestjs-zod properties

server/src/dtos/activity.dto.ts

@@ -40,14 +40,13 @@ const ActivitySchema = z
   .object({
     albumId: z.uuidv4().describe('Album ID'),
     assetId: z.uuidv4().optional().describe('Asset ID (if activity is for an asset)'),
-  })
-  .describe('Activity');
+  });
 
 const ActivitySearchSchema = ActivitySchema.extend({
   type: ReactionTypeSchema.optional(),
   level: ReactionLevelSchema.optional(),
   userId: z.uuidv4().optional().describe('Filter by user ID'),
-}).describe('Activity search');
+});
 
 const ActivityCreateSchema = ActivitySchema.extend({
   type: ReactionTypeSchema,