refactor: update DateOfBirth type to DateOnly across contact person models and validators; update frontend technology descriptions

Author: nitin27may

backend/Contact.Api/Program.cs

@@ -8,7 +8,6 @@
 using Scalar.AspNetCore;
 using System.Text;
 
-
 var builder = WebApplication.CreateBuilder(args);
 
 builder.AddServiceDefaults();

backend/Contact.Application/UseCases/ContactPerson/ContactPersonResponse.cs

@@ -6,7 +6,7 @@ public class ContactPersonResponse
 
     public required string FirstName { get; set; }
     public required string LastName { get; set; }
-    public DateTime DateOfBirth { get; set; }
+    public DateOnly DateOfBirth { get; set; }
     public required string Mobile { get; set; }
     public required string Email { get; set; }
     public required string City { get; set; }

backend/Contact.Application/UseCases/ContactPerson/CreateContactPerson.cs

@@ -4,7 +4,7 @@ public class CreateContactPerson
 {
     public required string FirstName { get; set; }
     public required string LastName { get; set; }
-    public required DateTime DateOfBirth { get; set; }
+    public required DateOnly DateOfBirth { get; set; }
     public required string Mobile { get; set; }
     public required string Email { get; set; }
     public required string City { get; set; }

backend/Contact.Application/UseCases/ContactPerson/CreateContactPersonValidator.cs

@@ -32,6 +32,7 @@ public CreateContactPersonValidator()
             .MaximumLength(10).WithMessage("Postal code cannot exceed 10 characters");
 
         RuleFor(x => x.DateOfBirth)
-            .LessThanOrEqualTo(DateTime.UtcNow).WithMessage("Date of birth cannot be in the future");
+            .Must(date => date <= DateOnly.FromDateTime(DateTime.UtcNow))
+            .WithMessage("Date of birth cannot be in the future");
     }
 }

backend/Contact.Application/UseCases/ContactPerson/UpdateContactPerson.cs

@@ -5,7 +5,7 @@ public class UpdateContactPerson
     public Guid Id { get; set; }
     public required string FirstName { get; set; }
     public required string LastName { get; set; }
-    public DateTime DateOfBirth { get; set; }
+    public DateOnly DateOfBirth { get; set; }
     public required string Mobile { get; set; }
     public required string Email { get; set; }
     public required string City { get; set; }

backend/Contact.Domain/Entities/ContactPerson.cs

@@ -4,7 +4,7 @@ public class ContactPerson : BaseEntity
 {
     public required string FirstName { get; set; }
     public required string LastName { get; set; }
-    public required DateTime DateOfBirth { get; set; }
+    public required DateOnly DateOfBirth { get; set; }
     public required string Mobile { get; set; }
     public required string Email { get; set; }
     public required string City { get; set; }

frontend/src/app/feature/user/home/home.component.ts

@@ -47,32 +47,32 @@ export class HomeComponent implements OnInit {
     {
       icon: 'code',
       iconType: 'material',
-      title: '.NET 9',
-      description: 'Authentication and all REST services are developed using .NET 9 with Clean Architecture.'
+      title: '.NET 10',
+      description: 'Authentication and all REST services are developed using .NET 10 with Clean Architecture.'
     },
     {
       icon: 'web',
       iconType: 'material',
-      title: 'Angular 20',
-      description: 'Front end interfaces built with Angular 20 using signals and functional components.'
+      title: 'Angular 21',
+      description: 'Front end interfaces built with Angular 21 using signals and functional components.'
+    },
+    {
+      icon: 'hub',
+      iconType: 'material',
+      title: '.NET Aspire',
+      description: 'Cloud-ready orchestration with service discovery, health monitoring, and integrated dashboard.'
     },
     {
       icon: 'palette',
       iconType: 'material',
       title: 'Material Design',
-      description: 'UI components from Angular Material with custom theming for consistent look and feel.'
+      description: 'Material Design System with TailwindCSS v4 for modern, consistent UI.'
     },
     {
       icon: 'integration_instructions',
       iconType: 'material',
       title: 'Docker',
       description: 'Containerized application for consistent development, testing, and production environments.'
-    },
-    {
-      icon: 'published_with_changes',
-      iconType: 'material',
-      title: 'CI/CD',
-      description: 'Automated testing, building, and deployment of the application using GitHub Actions.'
     }
   ]);