update domain docs

web/backend/Domain/Domain.Exceptions/Exceptions.cs

@@ -1,33 +1,31 @@
 namespace Domain.Exceptions;
 
 /// <summary>
-///     Exception thrown when a resource conflict occurs (e.g., duplicate username, email already in use).
+///     The exception that is thrown when a resource conflict occurs (e.g. duplicate username, email already
-///     Maps to HTTP 409 Conflict.
+///     in use). Maps to HTTP 409 Conflict.
 /// </summary>
 public class ConflictException(string message) : Exception(message);
 
 /// <summary>
-///     Exception thrown when a requested resource is not found.
+///     The exception that is thrown when a requested resource is not found. Maps to HTTP 404 Not Found.
-///     Maps to HTTP 404 Not Found.
 /// </summary>
 public class NotFoundException(string message) : Exception(message);
 
 // Domain.Exceptions/UnauthorizedException.cs
 
 /// <summary>
-///     Exception thrown when authentication fails or is required.
+///     The exception that is thrown when authentication fails or is required. Maps to HTTP 401 Unauthorized.
-///     Maps to HTTP 401 Unauthorized.
 /// </summary>
 public class UnauthorizedException(string message) : Exception(message);
 
 /// <summary>
-///     Exception thrown when a user is authenticated but lacks permission to access a resource.
+///     The exception that is thrown when an authenticated user lacks permission to access a resource. Maps to
-///     Maps to HTTP 403 Forbidden.
+///     HTTP 403 Forbidden.
 /// </summary>
 public class ForbiddenException(string message) : Exception(message);
 
 /// <summary>
-///     Exception thrown when business rule validation fails (distinct from FluentValidation).
+///     The exception that is thrown when business rule validation fails (distinct from FluentValidation's
-///     Maps to HTTP 400 Bad Request.
+///     <see cref="FluentValidation.ValidationException" />). Maps to HTTP 400 Bad Request.
 /// </summary>
 public class ValidationException(string message) : Exception(message);