Index: ChapterX.Application/Chapter/Commands/AddRequest.cs
===================================================================
--- ChapterX.Application/Chapter/Commands/AddRequest.cs	(revision 877c13c3dd0934c1d31da7988d0d2c2c5925ed55)
+++ ChapterX.Application/Chapter/Commands/AddRequest.cs	(revision 3ae4bab8dcf6c40690ba2765146e7e1f70fa3a2f)
@@ -1,11 +1,12 @@
 using MediatR;
+using System.ComponentModel.DataAnnotations;
 
 namespace ChapterX.Application.Chapter.Commands
 {
     public record AddRequest(
-        int Number,
-        string Name,
-        string Title,
-        string Content,
+        [Range(1, int.MaxValue)] int Number,
+        [Required][MaxLength(200)] string Name,
+        [Required][MaxLength(300)] string Title,
+        [Required] string Content,
         int StoryId
     ) : IRequest<AddResponse>;