Добавил домен

backend/UniVerse.Domain/Entities/StudentProfile.cs

@@ -0,0 +1,15 @@
+namespace UniVerse.Domain.Entities;
+
+public class StudentProfile
+{
+    public int Id { get; set; }
+    public int UserId { get; set; }
+    public string? StudentId { get; set; }
+    public string? GroupName { get; set; }
+    public int? EnrollmentYear { get; set; }
+    public string? Faculty { get; set; }
+    public string? Specialty { get; set; }
+
+    // Navigation properties
+    public User User { get; set; } = null!;
+}