Merge pull request 'Implemented LiteCharms Security TokenService' (#97) from payments into master

Reviewed-on: #97

.gitignore

@@ -361,3 +361,6 @@ MigrationBackup/
 
 # Fody - auto-generated XML schema
 FodyWeavers.xsd
+/LiteCharms.Features.Tests/http/http-client.env.json
+/LiteCharms.Features.Tests/http/midrandshop-api/http-client.env.json
+/LiteCharms.Features.Tests/http/authentik/http-client.env.json

LiteCharms.Features.MidrandBooks.Seed/LiteCharms.Features.MidrandBooks.Seed.csproj

@@ -11,12 +11,12 @@
   <!-- Quartz Scheduler-->
   <ItemGroup>
     <PackageReference Include="Bogus" Version="35.6.5" />
-    <PackageReference Include="Meziantou.Analyzer" Version="3.0.98">
+    <PackageReference Include="Meziantou.Analyzer" Version="3.0.102">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
     <PackageReference Include="Microsoft.FeatureManagement.AspNetCore" Version="4.5.0" />
-    <PackageReference Include="OpenTelemetry" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry" Version="1.16.0" />
     <PackageReference Include="Quartz" Version="3.18.1" />
     <PackageReference Include="Quartz.Plugins" Version="3.18.1" />
     <PackageReference Include="Quartz.Plugins.TimeZoneConverter" Version="3.18.1" />
@@ -30,11 +30,11 @@
 
   <!-- Configuration -->
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Configuration" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="10.0.9" />
 
     <!-- Global Usings -->
     <Using Include="Microsoft.Extensions.Configuration" />
@@ -47,9 +47,9 @@
     <PackageReference Include="AspNetCore.HealthChecks.UI.Core" Version="9.0.0" />
     <PackageReference Include="AspNetCore.HealthChecks.UI.Data" Version="9.0.0" />
     <PackageReference Include="AspNetCore.HealthChecks.UI.InMemory.Storage" Version="9.0.0" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="10.0.8" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="10.0.9" />
 
     <!-- Global Usings -->
     <Using Include="Microsoft.Extensions.Diagnostics.HealthChecks" />
@@ -58,12 +58,12 @@
 
   <!-- Open Telemetry -->
   <ItemGroup>
-    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.16.0" />
-    <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.16.0" />
     <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.15.2" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Http" Version="1.15.1" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Runtime" Version="1.15.1" />
-    <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.16.0" />
 
     <!-- Global Usings -->
     <Using Include="OpenTelemetry.Resources" />
@@ -75,13 +75,13 @@
 
   <!-- Database -->
   <ItemGroup>
-    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.8" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.9" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.8">
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.9">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="10.0.8" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="10.0.9" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="10.0.8">
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="10.0.9">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
@@ -116,8 +116,8 @@
 
   <!-- Amazon S3 SDK -->
   <ItemGroup>
-    <PackageReference Include="AWSSDK.Extensions.NetCore.Setup" Version="4.0.4.3" />
+    <PackageReference Include="AWSSDK.Extensions.NetCore.Setup" Version="4.0.4.6" />
-    <PackageReference Include="AWSSDK.S3" Version="4.0.24" />
+    <PackageReference Include="AWSSDK.S3" Version="4.0.24.3" />
     <ProjectReference Include="..\LiteCharms.Features\LiteCharms.Features.csproj" />
 
     <!-- global Usings -->

LiteCharms.Features.MidrandBooks.Seed/appsettings.json

@@ -1,6 +1,6 @@
 {
   "FeatureManagement": {
-    "CategorySeederService": true,
+    "CategorySeederService": false,
     "CustomerSeederService": false,
     "ProductsSeederService": false
   },

LiteCharms.Features.MidrandBooks.Tests/AuthorServiceFeatureTests.cs

@@ -1,7 +1,7 @@
 using LiteCharms.Features.MidrandBooks.Authors;
 using LiteCharms.Features.MidrandBooks.Authors.Models;
-using LiteCharms.Features.MidrandBooks.Tests.Common;
 using LiteCharms.Features.Models;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.MidrandBooks.Tests;
 

LiteCharms.Features.MidrandBooks.Tests/BooksServiceFeatureTests.cs

@@ -1,5 +1,5 @@
 using LiteCharms.Features.MidrandBooks.AuthorBooks;
-using LiteCharms.Features.MidrandBooks.Tests.Common;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.MidrandBooks.Tests;
 

LiteCharms.Features.MidrandBooks.Tests/CategoryServiceFeatureTests.cs

@@ -1,5 +1,5 @@
 using LiteCharms.Features.MidrandBooks.Categories;
-using LiteCharms.Features.MidrandBooks.Tests.Common;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.MidrandBooks.Tests;
 

LiteCharms.Features.MidrandBooks.Tests/CustomerServiceFeatureTests.cs

@@ -1,6 +1,6 @@
 using LiteCharms.Features.MidrandBooks.Customers;
 using LiteCharms.Features.MidrandBooks.Customers.Models;
-using LiteCharms.Features.MidrandBooks.Tests.Common;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.MidrandBooks.Tests;
 

LiteCharms.Features.MidrandBooks.Tests/LiteCharms.Features.MidrandBooks.Tests.csproj

@@ -35,6 +35,7 @@
 
   <ItemGroup>
     <ProjectReference Include="..\LiteCharms.Features.MidrandBooks\LiteCharms.Features.MidrandBooks.csproj" />
+    <ProjectReference Include="..\LiteCharms.Features.Tests.Common\LiteCharms.Features.Tests.Common.csproj" />
     <ProjectReference Include="..\LiteCharms.Features\LiteCharms.Features.csproj" />
   </ItemGroup>
 
@@ -45,10 +46,4 @@
     <Using Include="Xunit" />
   </ItemGroup>
 
-  <ItemGroup>
-    <None Update="appsettings.json">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
-  </ItemGroup>
-
 </Project>

LiteCharms.Features.MidrandBooks.Tests/OrderServiceFeatureTests.cs

@@ -1,7 +1,7 @@
 using LiteCharms.Features.MidrandBooks.Orders;
 using LiteCharms.Features.MidrandBooks.Orders.Models;
-using LiteCharms.Features.MidrandBooks.Tests.Common;
 using LiteCharms.Features.Models;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.MidrandBooks.Tests;
 

LiteCharms.Features.MidrandBooks.Tests/PageServiceFeatureTests.cs

@@ -1,5 +1,5 @@
 using LiteCharms.Features.MidrandBooks.Pages;
-using LiteCharms.Features.MidrandBooks.Tests.Common;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.MidrandBooks.Tests;
 

LiteCharms.Features.MidrandBooks.Tests/PayfastServiceFeatureTests.cs

@@ -1,6 +1,6 @@
 using LiteCharms.Features.MidrandBooks.Payments;
 using LiteCharms.Features.MidrandBooks.Payments.Models;
-using LiteCharms.Features.MidrandBooks.Tests.Common;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.MidrandBooks.Tests;
 
@@ -37,7 +37,7 @@ public sealed class PayfastServiceFeatureTests(Fixture fixture) : IClassFixture<
 
         string liveTargetIp = addresses.First().ToString();
 
-        var result = await payfastService.ValidateReferrerIpAsync(liveTargetIp, fixture.CancellationToken);
+        var result = await payfastService.ValidateReferrerIpAsync(liveTargetIp, true, fixture.CancellationToken);
 
         Assert.True(result.IsSuccess);
         Assert.True(result.Value);
@@ -48,7 +48,7 @@ public sealed class PayfastServiceFeatureTests(Fixture fixture) : IClassFixture<
     {
         string rogueIp = "8.8.8.8";
 
-        var result = await payfastService.ValidateReferrerIpAsync(rogueIp, fixture.CancellationToken);
+        var result = await payfastService.ValidateReferrerIpAsync(rogueIp, true, fixture.CancellationToken);
 
         Assert.True(result.IsSuccess);
         Assert.False(result.Value);

LiteCharms.Features.MidrandBooks.Tests/PaymentServiceFeatureTests.cs

@@ -1,6 +1,6 @@
 using LiteCharms.Features.MidrandBooks.Payments;
 using LiteCharms.Features.MidrandBooks.Payments.Models;
-using LiteCharms.Features.MidrandBooks.Tests.Common;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.MidrandBooks.Tests;
 

LiteCharms.Features.MidrandBooks.Tests/ProductServiceFeatureTests.cs

@@ -1,7 +1,7 @@
 using LiteCharms.Features.MidrandBooks.Products;
 using LiteCharms.Features.MidrandBooks.Products.Models;
-using LiteCharms.Features.MidrandBooks.Tests.Common;
 using LiteCharms.Features.Models;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.MidrandBooks.Tests;
 

LiteCharms.Features.MidrandBooks/Abstractions/IMidrandBooks.cs

@@ -0,0 +1,3 @@
+namespace LiteCharms.Features.MidrandBooks.Abstractions;
+
+public interface IMidrandBooks;

LiteCharms.Features.MidrandBooks/Extensions/Shop.cs

@@ -1,4 +1,5 @@
 using LiteCharms.Features.Abstractions;
+using LiteCharms.Features.MidrandBooks.Abstractions;
 
 namespace LiteCharms.Features.MidrandBooks.Extensions;
 
@@ -8,11 +9,15 @@ public static class Shop
     {
         var serviceType = typeof(IService);
 
-        var implementations = Assembly.GetExecutingAssembly().GetTypes()
+        var sharedImplementations = typeof(IFeatures).Assembly.GetTypes()
             .Where(t => serviceType.IsAssignableFrom(t) && t.IsClass && !t.IsAbstract);
 
-        foreach (var implementation in implementations) 
+        foreach (var sharedImplementation in sharedImplementations) services.AddScoped(sharedImplementation);
-            services.AddScoped(implementation);
+
+        var coreImplementations = typeof(IMidrandBooks).Assembly.GetTypes()
+            .Where(t => serviceType.IsAssignableFrom(t) && t.IsClass && !t.IsAbstract);
+
+        foreach (var coreImplementation in coreImplementations) services.AddScoped(coreImplementation);
 
         return services;
     }

LiteCharms.Features.MidrandBooks/LiteCharms.Features.MidrandBooks.csproj

@@ -32,11 +32,11 @@
   <!-- Quartz Scheduler-->
   <ItemGroup>
     <PackageReference Include="Humanizer" Version="3.0.10" />
-    <PackageReference Include="Meziantou.Analyzer" Version="3.0.98">
+    <PackageReference Include="Meziantou.Analyzer" Version="3.0.102">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="OpenTelemetry" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry" Version="1.16.0" />
     <PackageReference Include="Quartz" Version="3.18.1" />
     <PackageReference Include="Quartz.Plugins" Version="3.18.1" />
     <PackageReference Include="Quartz.Plugins.TimeZoneConverter" Version="3.18.1" />
@@ -50,11 +50,11 @@
 
   <!-- Configuration -->
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Configuration" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="10.0.9" />
 
     <!-- Global Usings -->
     <Using Include="Microsoft.Extensions.Configuration" />
@@ -67,9 +67,9 @@
     <PackageReference Include="AspNetCore.HealthChecks.UI.Core" Version="9.0.0" />
     <PackageReference Include="AspNetCore.HealthChecks.UI.Data" Version="9.0.0" />
     <PackageReference Include="AspNetCore.HealthChecks.UI.InMemory.Storage" Version="9.0.0" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="10.0.8" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="10.0.9" />
 
     <!-- Global Usings -->
     <Using Include="Microsoft.Extensions.Diagnostics.HealthChecks" />
@@ -78,12 +78,12 @@
 
   <!-- Open Telemetry -->
   <ItemGroup>
-    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.16.0" />
-    <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.16.0" />
     <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.15.2" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Http" Version="1.15.1" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Runtime" Version="1.15.1" />
-    <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.16.0" />
 
     <!-- Global Usings -->
     <Using Include="OpenTelemetry.Resources" />
@@ -95,13 +95,13 @@
 
   <!-- Database -->
   <ItemGroup>
-    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.8" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.9" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.8">
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.9">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="10.0.8" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="10.0.9" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="10.0.8">
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="10.0.9">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
@@ -136,8 +136,8 @@
 
   <!-- Amazon S3 SDK -->
   <ItemGroup>
-    <PackageReference Include="AWSSDK.Extensions.NetCore.Setup" Version="4.0.4.3" />
+    <PackageReference Include="AWSSDK.Extensions.NetCore.Setup" Version="4.0.4.6" />
-    <PackageReference Include="AWSSDK.S3" Version="4.0.24" />
+    <PackageReference Include="AWSSDK.S3" Version="4.0.24.3" />
     <ProjectReference Include="..\LiteCharms.Features\LiteCharms.Features.csproj" />
 
     <!-- global Usings -->

LiteCharms.Features.MidrandBooks/Payments/CartService.cs

@@ -0,0 +1,154 @@
+using LiteCharms.Features.Abstractions;
+using LiteCharms.Features.Browser;
+using LiteCharms.Features.Hasher;
+using LiteCharms.Features.MidrandBooks.Authors.Models;
+using LiteCharms.Features.MidrandBooks.Payments.Models;
+using LiteCharms.Features.MidrandBooks.Products.Models;
+
+namespace LiteCharms.Features.MidrandBooks.Payments;
+
+public sealed class CartService(LocalStorageService localStorage) : IService
+{
+    private readonly string CartStorageKey = HashService.ToMd5Hash(nameof(Cart)).Value;
+
+    public Cart ShoppingCart { get; private set; } = new();
+
+    public event Action? OnCartChanged;
+
+    public static Func<Cart, long, int> GetCartItemQuantity = (shoppingCart, productPriceId) =>
+        shoppingCart.Items.FirstOrDefault(p => p.Price!.Id == productPriceId)?.Quantity ?? 1;
+
+    public Cart GetCart() => ShoppingCart;
+
+    public void NotifyStateChanged() => OnCartChanged?.Invoke();
+
+    public async Task LoadCartFromStorageAsync()
+    {
+        var loadResult = await localStorage.GetAsync<Cart>(CartStorageKey);
+
+        if (loadResult.IsFailed) await localStorage.SaveAsync(CartStorageKey, ShoppingCart);
+
+        if (loadResult.IsSuccess) ShoppingCart = loadResult.Value;
+
+        NotifyStateChanged();
+    }
+
+    public async Task SaveCartToStorageAsync() => await localStorage.SaveAsync(CartStorageKey, ShoppingCart);
+
+    public void AddItem(ProductPrice productPrice, Product product, Author author)
+    {
+        var itemExists = false;
+
+        for (var i = 0; i < ShoppingCart.Items.Count; i++)
+        {
+            if (ShoppingCart.Items[i].Price!.Id == productPrice.Id)
+            {
+                ShoppingCart.Items[i].Quantity++;
+                ShoppingCart.Items[i].Amount += productPrice.Amount;
+
+                itemExists = true;
+
+                break;
+            }
+        }
+
+        if (!itemExists)
+            ShoppingCart.Items.Add(new CartItem
+            {
+                Product = product,
+                Author = author,
+                Price = productPrice,
+                Amount = productPrice.Amount,
+                Quantity = 1,
+            });
+
+        CalculateTotalPrice();
+        NotifyStateChanged();
+    }
+
+    public void UpdateQuantity(long productPriceId, int delta)
+    {
+        for (var i = 0; i < ShoppingCart.Items.Count; i++)
+        {
+            if (ShoppingCart.Items[i].Price!.Id == productPriceId)
+            {
+                var oldQuantity = ShoppingCart.Items[i].Quantity;
+                var pricePerUnit = ShoppingCart.Items[i].Price!.Amount;
+
+                ShoppingCart.Items[i].Quantity += delta;
+                ShoppingCart.Items[i].Amount = pricePerUnit * ShoppingCart.Items[i].Quantity;
+                break;
+            }
+        }
+
+        CalculateTotalPrice();
+        NotifyStateChanged();
+    }
+
+    public void RemoveOneItem(long productPriceId)
+    {
+        for (var i = 0; i < ShoppingCart.Items.Count; i++)
+        {
+            if (ShoppingCart.Items[i].Price!.Id == productPriceId)
+            {
+                if (ShoppingCart.Items[i].Quantity <= 1)
+                {
+                    ShoppingCart.Items.Remove(ShoppingCart.Items[i]);
+
+                    break;
+                }
+                else
+                {
+                    ShoppingCart.Items[i].Quantity--;
+                    ShoppingCart.Items[i].Amount -= ShoppingCart.Items[i].Price!.Amount;
+                }
+
+                break;
+            }
+        }
+
+        CalculateTotalPrice();
+        NotifyStateChanged();
+    }
+
+    public void RemoveAllSameItem(long productPriceId)
+    {
+        if (ShoppingCart.Items.Count == 0) return;
+
+        var item = ShoppingCart.Items.FirstOrDefault(i => i.Price?.Id == productPriceId);
+
+        if (item is not null) ShoppingCart.Items.Remove(item);
+
+        CalculateTotalPrice();
+        NotifyStateChanged();
+    }
+
+    public void Clear()
+    {
+        if(ShoppingCart.CustomerId is not null || ShoppingCart.OrderId is not null)
+        {
+            ShoppingCart.TotalAmount = 0;
+            ShoppingCart.TotalVat = 0;
+            ShoppingCart.Items.Clear();
+
+            return;
+        }
+
+        ShoppingCart = new Cart();
+
+        NotifyStateChanged();
+    }
+
+    public decimal CalculateTotalPrice()
+    {
+        if (ShoppingCart.Items.Count == 0) return 0;
+
+        var gross = ShoppingCart.Items.Sum(i => i.Amount);
+
+        if (!ShoppingCart.IsVatInclusive) ShoppingCart.TotalVat = gross * ShoppingCart.VatRate;
+
+        ShoppingCart.TotalAmount = gross + ShoppingCart.TotalVat;
+
+        return ShoppingCart.TotalAmount;
+    }
+}

LiteCharms.Features.MidrandBooks/Payments/Events/Handlers/PayfastPaymentConfirmationReceivedEventHandler.cs

@@ -1,5 +1,6 @@
 using LiteCharms.Features.Hasher;
 using LiteCharms.Features.Hasher.Configuration;
+using LiteCharms.Features.Mediator;
 using LiteCharms.Features.MidrandBooks.Orders;
 using LiteCharms.Features.MidrandBooks.Payments.Models;
 
@@ -12,6 +13,9 @@ public sealed class PayfastPaymentConfirmationReceivedEventHandler(IServiceProvi
 
     public async ValueTask Handle(PayfastPaymentConfirmationReceivedEvent notification, CancellationToken cancellationToken)
     {
+        using var activity = MediatorTelemetry.Source.StartActivity($"Quartz: {typeof(PayfastPaymentConfirmationReceivedEvent).Name}");
+        activity?.SetTag("event.correlation_id", notification.CorrelationId);
+
         await using var scope = services.CreateAsyncScope();
         var hashService = scope.ServiceProvider.GetRequiredService<HashService>();
         var orderService = scope.ServiceProvider.GetRequiredService<OrderService>();
@@ -23,7 +27,7 @@ public sealed class PayfastPaymentConfirmationReceivedEventHandler(IServiceProvi
         var dict = payload.ToParamDictionary();
         var localSignature = PayfastService.GenerateSignature(dict, hasherSettings.PayfastPassphrase);
 
-        if(localSignature.IsFailed)
+        if (localSignature.IsFailed)
             throw new Exception("Failed to generate local signature for incoming webhook payload.");
 
         if (!string.Equals(localSignature.Value, payload.Signature, StringComparison.OrdinalIgnoreCase))
@@ -61,7 +65,7 @@ public sealed class PayfastPaymentConfirmationReceivedEventHandler(IServiceProvi
 
         if (notification.PerformBackgroundChecks)
         {
-            var isHostValid = await payfastService.ValidateReferrerIpAsync(notification.RemoteIpAddress!, cancellationToken);
+            var isHostValid = await payfastService.ValidateReferrerIpAsync(notification.RemoteIpAddress!, notification.AllowLoopback, cancellationToken);
 
             if (isHostValid.IsFailed)
                 throw new Exception("Security validation exception: Webhook packet source address failed cluster validation checks.");
@@ -154,5 +158,7 @@ public sealed class PayfastPaymentConfirmationReceivedEventHandler(IServiceProvi
 
             logger.LogInformation("Webhook validation pipeline passed checks successfully, logged entry to ledger with status: {Status}", status);
         }
+        activity?.SetStatus(ActivityStatusCode.Ok);
+
     }
 }

LiteCharms.Features.MidrandBooks/Payments/Events/PayfastPaymentConfirmationReceivedEvent.cs

@@ -13,15 +13,18 @@ public sealed class PayfastPaymentConfirmationReceivedEvent : EventBase, IEvent
 
     public bool PerformBackgroundChecks { get; set; }
 
+    public bool AllowLoopback { get; set; }
+
     public PayfastPaymentConfirmationReceivedEvent() { }
 
-    private PayfastPaymentConfirmationReceivedEvent(PayfastWebhookPayload? payload, string paymentId, bool performBackgroundChecks = true)
+    private PayfastPaymentConfirmationReceivedEvent(PayfastWebhookPayload? payload, string paymentId, bool performBackgroundChecks = true, bool allowLoopback = false)
     {
         Payload = payload;
         CorrelationId = paymentId;
         PerformBackgroundChecks = performBackgroundChecks;
+        AllowLoopback = allowLoopback;
     }
 
-    public static PayfastPaymentConfirmationReceivedEvent Create(PayfastWebhookPayload? payload, string paymentId, bool performBackgroundChecks = true) =>
+    public static PayfastPaymentConfirmationReceivedEvent Create(PayfastWebhookPayload? payload, string paymentId, bool performBackgroundChecks = true, bool allowLoopback = false) =>
-        new(payload, paymentId, performBackgroundChecks);
+        new(payload, paymentId, performBackgroundChecks, allowLoopback);
 }

LiteCharms.Features.MidrandBooks/Payments/Models/Cart.cs

@@ -0,0 +1,18 @@
+namespace LiteCharms.Features.MidrandBooks.Payments.Models;
+
+public sealed class Cart
+{
+    public long? CustomerId { get; set; }
+
+    public long? OrderId { get; set; }
+
+    public decimal TotalAmount { get; set; }
+
+    public decimal TotalVat { get; set; }
+
+    public decimal VatRate { get; set; } = 0.15m;
+
+    public bool IsVatInclusive { get; set; } = true;
+
+    public IList<CartItem> Items { get; set; } = [];
+}

LiteCharms.Features.MidrandBooks/Payments/Models/CartItem.cs

@@ -0,0 +1,17 @@
+using LiteCharms.Features.MidrandBooks.Authors.Models;
+using LiteCharms.Features.MidrandBooks.Products.Models;
+
+namespace LiteCharms.Features.MidrandBooks.Payments.Models;
+
+public sealed class CartItem
+{
+    public Author? Author { get; set; }
+
+    public Product? Product { get; set; }
+
+    public ProductPrice? Price { get; set; }
+
+    public int Quantity { get; set; }
+
+    public decimal Amount { get; set; }
+}

LiteCharms.Features.MidrandBooks/Payments/PayfastService.cs

@@ -49,7 +49,7 @@ public sealed partial class PayfastService(IDbContextFactory<MidrandBooksDbConte
         }
     }
 
-    public async ValueTask<Result<bool>> ValidateReferrerIpAsync(string remoteIpAddress, CancellationToken cancellationToken = default)
+    public async ValueTask<Result<bool>> ValidateReferrerIpAsync(string remoteIpAddress, bool allowLoopback = false, CancellationToken cancellationToken = default)
     {
         if (string.IsNullOrWhiteSpace(remoteIpAddress)) 
             return Result.Fail<bool>("Remote IP address is null or whitespace.");
@@ -74,6 +74,12 @@ public sealed partial class PayfastService(IDbContextFactory<MidrandBooksDbConte
 
             if (IPAddress.TryParse(remoteIpAddress, out var incomingIp))
             {
+                if (allowLoopback && IPAddress.IsLoopback(incomingIp))
+                {
+                    logger.LogInformation("Local development loopback IP '{RemoteIp}' allowed bypassing DNS verification.", remoteIpAddress);
+                    return Result.Ok(true);
+                }
+
                 bool isValid = validIps.Contains(incomingIp);
 
                 if (!isValid)

LiteCharms.Features.TechShop/LiteCharms.Features.TechShop.csproj

@@ -36,7 +36,7 @@
 
   <!-- Quartz Scheduler-->
   <ItemGroup>
-    <PackageReference Include="OpenTelemetry" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry" Version="1.16.0" />
     <PackageReference Include="Quartz" Version="3.18.1" />
     <PackageReference Include="Quartz.Plugins" Version="3.18.1" />
     <PackageReference Include="Quartz.Plugins.TimeZoneConverter" Version="3.18.1" />
@@ -50,11 +50,11 @@
 
   <!-- Configuration -->
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Configuration" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="10.0.9" />
 
     <!-- Global Usings -->
     <Using Include="Microsoft.Extensions.Configuration" />
@@ -67,9 +67,9 @@
     <PackageReference Include="AspNetCore.HealthChecks.UI.Core" Version="9.0.0" />
     <PackageReference Include="AspNetCore.HealthChecks.UI.Data" Version="9.0.0" />
     <PackageReference Include="AspNetCore.HealthChecks.UI.InMemory.Storage" Version="9.0.0" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="10.0.8" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="10.0.9" />
 
     <!-- Global Usings -->
     <Using Include="Microsoft.Extensions.Diagnostics.HealthChecks" />
@@ -78,12 +78,12 @@
 
   <!-- Open Telemetry -->
   <ItemGroup>
-    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.16.0" />
-    <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.16.0" />
     <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.15.2" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Http" Version="1.15.1" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Runtime" Version="1.15.1" />
-    <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.16.0" />
 
     <!-- Global Usings -->
     <Using Include="OpenTelemetry.Resources" />
@@ -95,13 +95,13 @@
 
   <!-- Database -->
   <ItemGroup>
-    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.8" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.9" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.8">
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.9">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="10.0.8" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="10.0.9" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="10.0.8">
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="10.0.9">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
@@ -136,8 +136,8 @@
 
   <!-- Amazon S3 SDK -->
   <ItemGroup>
-    <PackageReference Include="AWSSDK.Extensions.NetCore.Setup" Version="4.0.4.3" />
+    <PackageReference Include="AWSSDK.Extensions.NetCore.Setup" Version="4.0.4.6" />
-    <PackageReference Include="AWSSDK.S3" Version="4.0.24" />
+    <PackageReference Include="AWSSDK.S3" Version="4.0.24.3" />
     <ProjectReference Include="..\LiteCharms.Features\LiteCharms.Features.csproj" />
 
     <!-- global Usings -->

LiteCharms.Features.Tests.Common/Fixture.cs

@@ -1,7 +1,7 @@
 using LiteCharms.Features.Extensions;
 using LiteCharms.Features.MidrandBooks.Extensions;
 
-namespace LiteCharms.Features.MidrandBooks.Tests.Common;
+namespace LiteCharms.Features.Tests.Common;
 
 public class Fixture : IDisposable
 {
@@ -25,9 +25,8 @@ public class Fixture : IDisposable
             .Build();
 
         Services = new ServiceCollection()
-            .AddHttpClient()
-            .AddMediator()
             .AddLogging()
+            .AddMediator()
             .AddEmailServiceBus()
             .AddGarageS3(Configuration)
             .AddMidrandShopDatabase(Configuration)
@@ -35,7 +34,9 @@ public class Fixture : IDisposable
             .AddSingleton(Configuration)
             .AddShopServices()
             .AddHashServices(Configuration)
-            .BuildServiceProvider();
+            .AddLiteCharmsApiSecurity(Configuration)
+            .AddSecurityApiSdk(Configuration)
+            .BuildServiceProvider(); ;
 
         Mediator = Services.GetRequiredService<IMediator>();
     }

LiteCharms.Features.Tests.Common/IntegrationFactAttribute.cs

@@ -1,4 +1,4 @@
-namespace LiteCharms.Features.MidrandBooks.Tests.Common;
+namespace LiteCharms.Features.Tests.Common;
 
 public class IntegrationFactAttribute : FactAttribute
 {

LiteCharms.Features.Tests.Common/LiteCharms.Features.Tests.Common.csproj

@@ -0,0 +1,80 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net10.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+    <UserSecretsId>0521f45a-eba0-457f-bb5e-c3680f65d8b1</UserSecretsId>
+  </PropertyGroup>
+
+  <!-- xUnit -->
+  <ItemGroup>
+    <PackageReference Include="coverlet.collector" Version="10.0.1">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    <PackageReference Include="Mediator.SourceGenerator" Version="3.0.2">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.6.0" />
+    <PackageReference Include="xunit" Version="2.9.3" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    
+    <Using Include="Xunit.Abstractions" />
+  </ItemGroup>
+
+  <!-- Mediator -->
+  <ItemGroup>
+    <PackageReference Include="Mediator.Abstractions" Version="3.0.2" />
+    <PackageReference Include="Mediator.SourceGenerator" Version="3.0.2">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+
+    <Using Include="Mediator" />
+  </ItemGroup>
+  
+  <!-- Microsoft -->
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.Configuration" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.CommandLine" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Logging.Configuration" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Options" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Options.ConfigurationExtensions" Version="10.0.9" />
+    
+    <Using Include="Microsoft.Extensions.DependencyInjection" />
+    <Using Include="Microsoft.Extensions.Configuration" />
+  </ItemGroup>
+
+  <!-- Shared Usings -->
+  <ItemGroup>
+    <Using Include="System.Net" />
+    <Using Include="System.Text.Json" />
+    <Using Include="System.Diagnostics" />
+    <Using Include="System.Reflection" />
+    <Using Include="Xunit" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\LiteCharms.Features.MidrandBooks\LiteCharms.Features.MidrandBooks.csproj" />
+    <ProjectReference Include="..\LiteCharms.Features\LiteCharms.Features.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <None Update="appsettings.json">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+
+</Project>

LiteCharms.Features.Tests.Common/appsettings.json

@@ -1,4 +1,13 @@
 {
+  "LiteCharmsSettings": {
+    "Authority": "https://sts.security.khongisa.co.za",
+    "Audience": "midrandbooks-api"
+  },
+  "LiteCharmsClientSettings": {
+    "Authority": "https://sts.security.khongisa.co.za",    
+    "GrantType": "client_credentials",
+    "Scope": "midrandbooks-api"
+  },
   "ValidPayfastHosts": [
     "www.payfast.co.za",
     "sandbox.payfast.co.za",
@@ -26,7 +35,6 @@
     "UseSsl": true
   },
   "Monitoring": {
-    "ApiKey": "",
     "Address": "http://aspire-dashboard-service.aspire.svc.cluster.local:18889",
     "ServiceName": "LiteCharms.LeadGenerator"
   },

LiteCharms.Features.Tests/Fixture.cs

@@ -1,36 +0,0 @@
-using LiteCharms.Features.Extensions;
-
-namespace LiteCharms.Features.Tests;
-
-public class Fixture : IDisposable
-{
-    public IConfiguration Configuration { get; set; }
-
-    public IServiceProvider Services { get; set; }
-
-    public IMediator Mediator { get; set; }
-
-    public Fixture()
-    {
-        Configuration = new ConfigurationBuilder()
-            .SetBasePath(Directory.GetCurrentDirectory())
-            .AddUserSecrets<Fixture>()
-            .AddJsonFile(Path.Combine(Directory.GetCurrentDirectory(), "appsettings.json"), optional: true, reloadOnChange: true)
-            .AddEnvironmentVariables()
-            .Build();
-
-        Services = new ServiceCollection()            
-            .AddMediator()
-            .AddLogging()            
-            .AddEmailServiceBus()
-            .AddGarageS3(Configuration)
-            .AddEmailServices(Configuration)
-            .AddSingleton(Configuration)
-            .AddHashServices(Configuration)
-            .BuildServiceProvider();
-
-        Mediator = Services.GetRequiredService<IMediator>();
-    }
-
-    public void Dispose() { }
-}

LiteCharms.Features.Tests/HashServiceFeatureTests.cs

@@ -1,4 +1,5 @@
 using LiteCharms.Features.Hasher;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.Tests;
 

LiteCharms.Features.Tests/LiteCharms.Features.Tests.csproj

@@ -36,6 +36,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\LiteCharms.Features.Tests.Common\LiteCharms.Features.Tests.Common.csproj" />
     <ProjectReference Include="..\LiteCharms.Features\LiteCharms.Features.csproj" />
   </ItemGroup>
 
@@ -43,10 +44,4 @@
     <Using Include="Xunit" />
   </ItemGroup>
 
-  <ItemGroup>
-    <None Update="appsettings.json">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
-  </ItemGroup>
-
 </Project>

LiteCharms.Features.Tests/LiteCharmsApiFeatureTests.cs

@@ -0,0 +1,19 @@
+using LiteCharms.Features.Api;
+using LiteCharms.Features.Tests.Common;
+
+namespace LiteCharms.Features.Tests;
+
+public sealed class LiteCharmsApiFeatureTests(Fixture fixture) : IClassFixture<Fixture>
+{
+    private readonly TokenService tokenService = fixture.Services.GetRequiredService<TokenService>();
+
+    [IntegrationFact]
+    public async Task TokenService_GenerateTokenAsync_ShouldReturn_TokenInResult()
+    {
+        var result = await tokenService.GenerateAsync(fixture.CancellationToken);
+
+        Assert.True(result.IsSuccess);
+        Assert.NotNull(result.Value);
+        Assert.NotEmpty(result.Value.AccessToken!);
+    }
+}

LiteCharms.Features.Tests/S3ServiceFeatureTests.cs

@@ -1,4 +1,5 @@
 using LiteCharms.Features.S3.Abstractions;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.Tests;
 

LiteCharms.Features.Tests/appsettings.json

@@ -1,34 +0,0 @@
-{
-  "BookshopS3Settings": {
-    "ServiceUrl": "http://192.168.1.177:30900",
-    "Region": "garage",
-    "BucketName": "bookshop",
-    "CdnBaseUrl": "https://bookshop.cdn.khongisa.co.za"
-  },
-  "BookshopQuotesS3Settings": {
-    "ServiceUrl": "http://192.168.1.177:30900",
-    "Region": "garage",
-    "BucketName": "bookshop.quotes",
-    "CdnBaseUrl": "https://bookshop.quotes.cdn.khongisa.co.za"
-  },
-  "Email": {
-    "Credentials": {
-      "Username": "shop@litecharms.co.za"
-    },
-    "Port": 465,
-    "Host": "mail.litecharms.co.za",
-    "UseSsl": true
-  },
-  "Monitoring": {
-    "ApiKey": "",
-    "Address": "http://aspire-dashboard-service.aspire.svc.cluster.local:18889",
-    "ServiceName": "LiteCharms.LeadGenerator"
-  },
-  "Logging": {
-    "LogLevel": {
-      "Default": "Information",
-      "Microsoft.AspNetCore": "Warning"
-    }
-  },
-  "AllowedHosts": "*"
-}

LiteCharms.Features.Tests/http/litecharms/app.http

@@ -0,0 +1,6 @@
+### Authentik Token Request (Service Account Explicit)
+POST {{authority}}/connect/token
+Content-Type: application/x-www-form-urlencoded
+Accept-Encoding: identity
+
+grant_type={{grantType}}&client_id={{clientId}}&client_secret={{clientSecret}}&scope={{scope}}

LiteCharms.Features.Tests/http/litecharms/http-client.env.json

@@ -0,0 +1,9 @@
+{
+  "uat": {
+    "authority": "https://sts.security.khongisa.co.za",
+    "grantType": "client_credentials",
+    "clientId": "midrandbooks-api-scaler-uat",
+    "clientSecret": "secret_0a8dc1f99061590a52b1272db3a1871d2761c79fbd058b2a968911029e4b208a",
+    "scope": "midrandbooks-api"
+  }
+}

LiteCharms.Features.Tests/http/midrandshop-api/app.http

@@ -0,0 +1,8 @@
+## Payfast Payment Confirmation
+# This endpoint is used by Payfast to confirm the payment status of a transaction. 
+# It receives a POST request with the payment details and updates the order status accordingly.
+
+POST {{baseUrl}}/v1/payments/payfast/confirm
+Content-Type: application/x-www-form-urlencoded
+
+amount={{amount}}&item_name={{item_name}}&m_payment_id={{paymentId}}&signature={{signature}}

LiteCharms.Features/Abstractions/IEndpoint.cs

@@ -0,0 +1,6 @@
+namespace LiteCharms.Features.Abstractions;
+
+public interface IEndpoint
+{
+    void Map(IEndpointRouteBuilder builder);
+}

LiteCharms.Features/Abstractions/IFeatures.cs

@@ -0,0 +1,3 @@
+namespace LiteCharms.Features.Abstractions;
+
+public interface IFeatures;

LiteCharms.Features/Abstractions/IJobOrchestrator.cs

@@ -0,0 +1,12 @@
+namespace LiteCharms.Features.Abstractions;
+
+public interface IJobOrchestrator
+{
+    ValueTask SendAsync<TNotification>(TNotification notification, CancellationToken cancellationToken = default)
+        where TNotification : IEvent;
+
+    ValueTask ScheduleAsync<TNotification>(TNotification notification, string cronExpression, CancellationToken cancellationToken = default) 
+        where TNotification : IEvent;
+
+    ValueTask<bool> InterruptAsync(string eventName, string? correlationId = null, CancellationToken cancellationToken = default);
+}

LiteCharms.Features/Api/ApiVersionTargetAttribute.cs

@@ -0,0 +1,7 @@
+namespace LiteCharms.Features.Api;
+
+[AttributeUsage(AttributeTargets.Class, AllowMultiple = true)]
+public sealed class ApiVersionTargetAttribute(int majorVersion) : Attribute
+{
+    public int MajorVersion { get; } = majorVersion;
+}

LiteCharms.Features/Api/Configuration/LiteCharmsClientSettings.cs

@@ -0,0 +1,14 @@
+namespace LiteCharms.Features.Api.Configuration;
+
+public sealed class LiteCharmsClientSettings
+{
+    public string? Authority { get; set; }
+
+    public string? GrantType { get; set; }
+
+    public string? ClientId { get; set; }
+
+    public string? ClientSecret { get; set; }
+
+    public string? Scope { get; set; }
+}

LiteCharms.Features/Api/Configuration/LiteCharmsSettings.cs

@@ -0,0 +1,12 @@
+namespace LiteCharms.Features.Api.Configuration;
+
+public sealed class LiteCharmsSettings
+{
+    public string? Authority { get; set; }
+
+    public string? ClientId { get; set; }
+
+    public string? ClientSecret { get; set; }
+
+    public string? Audience { get; set; }
+}

LiteCharms.Features/Api/Models/TokenErrorResponse.cs

@@ -0,0 +1,13 @@
+namespace LiteCharms.Features.Api.Models;
+
+public sealed class TokenErrorResponse
+{
+    [JsonPropertyName("error")]
+    public string? Error { get; set; }
+
+    [JsonPropertyName("error_description")]
+    public string? ErrorDescription { get; set; }
+
+    [JsonPropertyName("error_uri")]
+    public string? ErrorUri { get; set; }
+}

LiteCharms.Features/Api/Models/TokenRequest.cs

@@ -0,0 +1,20 @@
+namespace LiteCharms.Features.Api.Models;
+
+public sealed class TokenRequest
+{
+    [JsonPropertyName("grant_type")]
+    [AliasAs("grant_type")]
+    public string? GrantType { get; set; }
+
+    [JsonPropertyName("client_id")]
+    [AliasAs("client_id")]
+    public string? ClientId { get; set; }
+
+    [JsonPropertyName("client_secret")]
+    [AliasAs("client_secret")]
+    public string? ClientSecret { get; set; }
+
+    [JsonPropertyName("scope")]
+    [AliasAs("scope")]
+    public string? Scope { get; set; }
+}

LiteCharms.Features/Api/Models/TokenResponse.cs

@@ -0,0 +1,17 @@
+namespace LiteCharms.Features.Api.Models;
+
+public sealed class TokenResponse
+{
+    [JsonPropertyName("access_token")]
+    public string? AccessToken { get; set; }
+
+    [JsonPropertyName("expires_in")]
+    public int ExpiresIn { get; set; }
+
+    [JsonPropertyName("token_type")]
+    public string? TokenType { get; set; }
+
+    [JsonPropertyName("scope")]
+    public string? Scope { get; set; }
+}
+

LiteCharms.Features/Api/OpenApiBearerSecuritySchemeTransformer.cs

@@ -0,0 +1,16 @@
+namespace LiteCharms.Features.Api;
+
+public sealed class OpenApiBearerSecuritySchemeTransformer : IOpenApiDocumentTransformer
+{
+    public async Task TransformAsync(OpenApiDocument document, OpenApiDocumentTransformerContext context, CancellationToken cancellationToken)
+    {
+        var bearerScheme = new OpenApiSecurityScheme
+        {
+            Type = SecuritySchemeType.Http,
+            Scheme = "bearer",
+            Description = "JWT Authorization header using the Bearer scheme",
+        };
+
+        document.AddComponent("Bearer", bearerScheme);
+    }
+}

LiteCharms.Features/Api/Sdk/IConnectApi.cs

@@ -0,0 +1,10 @@
+using LiteCharms.Features.Api.Models;
+
+namespace LiteCharms.Features.Api.Sdk;
+
+public interface IConnectApi
+{
+    [Post("/connect/token")]
+    ValueTask<HttpResponseMessage> GetToken([Body(BodySerializationMethod.UrlEncoded)] TokenRequest request, 
+        CancellationToken cancellationToken = default);
+}

LiteCharms.Features/Api/TokenService.cs

@@ -0,0 +1,67 @@
+using LiteCharms.Features.Abstractions;
+using LiteCharms.Features.Api.Configuration;
+using LiteCharms.Features.Api.Models;
+using LiteCharms.Features.Api.Sdk;
+
+namespace LiteCharms.Features.Api;
+
+public sealed class TokenService(IConnectApi connectApi, IOptions<LiteCharmsClientSettings> clientOptions) : IService
+{
+    private readonly LiteCharmsClientSettings clientSettings = clientOptions.Value;
+
+    public async Task<Result<TokenResponse>> GenerateAsync(CancellationToken cancellationToken = default)
+    {
+        try
+        {
+            var request = new TokenRequest
+            {
+                ClientId = clientSettings.ClientId,
+                ClientSecret = clientSettings.ClientSecret,
+                GrantType = clientSettings.GrantType,
+                Scope = clientSettings.Scope,
+            };
+
+            using var response = await connectApi.GetToken(request, cancellationToken);
+
+            var contentRaw = await response.Content.ReadAsStringAsync(cancellationToken);
+
+            if (string.IsNullOrWhiteSpace(contentRaw))
+                return Result.Fail(new Error($"The authentication endpoint returned an empty payload. Status code: {response.StatusCode}"));
+
+            if (response.IsSuccessStatusCode)
+            {
+                var tokenResponse = JsonSerializer.Deserialize<TokenResponse>(contentRaw);
+
+                return !string.IsNullOrWhiteSpace(tokenResponse?.AccessToken)
+                    ? Result.Ok(tokenResponse)
+                    : Result.Fail<TokenResponse>(new Error("Authentication succeeded, but no access token was found in the response payload."));
+            }
+
+            try
+            {
+                var errorResult = JsonSerializer.Deserialize<TokenErrorResponse>(contentRaw);
+
+                if (errorResult != null)
+                {
+                    string summary = $"{errorResult.Error}: {errorResult.ErrorDescription}";
+
+                    return Result.Fail(new Error(summary));
+                }
+            }
+            catch
+            {
+                return Result.Fail(new Error($"Authentication failed: {contentRaw}"));
+            }
+
+            return Result.Fail(new Error($"Authentication failed with status code: {response.StatusCode}"));
+        }
+        catch (OperationCanceledException ex)
+        {
+            return Result.Fail(new Error("The token generation request was canceled.").CausedBy(ex));
+        }
+        catch (Exception ex)
+        {
+            return Result.Fail(new Error(ex.Message).CausedBy(ex));
+        }
+    }
+}

LiteCharms.Features/Browser/LocalStorageService.cs

@@ -0,0 +1,80 @@
+using LiteCharms.Features.Abstractions;
+
+namespace LiteCharms.Features.Browser;
+
+public sealed class LocalStorageService(ProtectedLocalStorage storage) : IService
+{
+    public async ValueTask<Result> DeleteAsync(string key)
+    {
+        try
+        {
+            await storage.DeleteAsync(key);
+
+            return Result.Ok();
+        }
+        catch (Exception ex)
+        {
+            return Result.Fail(new Error(ex.Message).CausedBy(ex));
+        }
+    }
+
+    public async ValueTask<Result> SaveAsync(string key, string value)
+    {
+        try
+        {
+            await storage.SetAsync(key, value);
+
+            return Result.Ok();
+        }
+        catch (Exception ex)
+        {
+            return Result.Fail(new Error(ex.Message).CausedBy(ex));
+        }
+    }
+
+    public async ValueTask<Result> SaveAsync<TValue>(string key, TValue value) where TValue : class
+    {
+        try
+        {
+            await storage.SetAsync(key, value);
+
+            return Result.Ok();
+        }
+        catch (Exception ex)
+        {
+            return Result.Fail(new Error(ex.Message).CausedBy(ex));
+        }
+    }
+
+    public async ValueTask<Result<string>> GetAsync(string key)
+    {
+        try
+        {
+            var retrieval = await storage.GetAsync<string>(key);
+
+            return retrieval.Success && !string.IsNullOrWhiteSpace(retrieval.Value)
+                ? Result.Ok(retrieval.Value)
+                : Result.Fail($"Could not find object by key {key}");
+        }
+        catch (Exception ex)
+        {
+            return Result.Fail(new Error(ex.Message).CausedBy(ex));
+        }
+    }
+
+    public async ValueTask<Result<TValue>> GetAsync<TValue>(string key) where TValue : class
+    {
+        try
+        {
+            var retrieval = await storage.GetAsync<TValue>(key);
+
+            return retrieval.Success && retrieval.Value is not null
+                ? Result.Ok(retrieval.Value)
+                : Result.Fail($"Could not find object by key {key}");
+        }
+        catch (Exception ex)
+        {
+            return Result.Fail(new Error(ex.Message).CausedBy(ex));
+        }
+    }
+}

LiteCharms.Features/Email/Models/EmailEnquiryModel.cs

@@ -7,25 +7,25 @@ public sealed class EmailEnquiryModel
     [Required]
     [MinLength(2)]
     [MaxLength(255)]
-    [Display(Name = "Full Name")]
+    [System.ComponentModel.DataAnnotations.Display(Name = "Full Name")]
     public string? FullName { get; set; }
 
     [Required]
     [EmailAddress]
     [MinLength(5)]
     [MaxLength(255)]
-    [Display(Name = "Email Address")]
+    [System.ComponentModel.DataAnnotations.Display(Name = "Email Address")]
     public string? EmailAddress { get; set; }
 
     [Required]
     [MinLength(2)]
     [MaxLength(255)]
-    [Display(Name = "Subject")]
+    [System.ComponentModel.DataAnnotations.Display(Name = "Subject")]
     public string? EmailSubject { get; set; }
 
     [Required]
     [MinLength(2)]
     [MaxLength(2000)]
-    [Display(Name = "Message")]
+    [System.ComponentModel.DataAnnotations.Display(Name = "Message")]
     public string? Message { get; set; }
 }

LiteCharms.Features/Extensions/Api.cs

@@ -0,0 +1,238 @@
+using LiteCharms.Features.Abstractions;
+using LiteCharms.Features.Api;
+using LiteCharms.Features.Api.Configuration;
+using LiteCharms.Features.Api.Sdk;
+
+namespace LiteCharms.Features.Extensions;
+
+public static class Api
+{
+    public const string Books = nameof(Books);
+    public const string Payments = nameof(Payments);
+    
+    public static IServiceCollection AddSecurityApiSdk(this IServiceCollection services, IConfiguration configuration)
+    {
+        var configSection = configuration.GetSection(nameof(LiteCharmsClientSettings));
+
+        var authOptions = new LiteCharmsClientSettings();
+        configSection.Bind(authOptions);
+
+        services.Configure<LiteCharmsClientSettings>(configSection);
+
+        if (string.IsNullOrWhiteSpace(authOptions.Authority))
+            return services;
+
+        if (!authOptions.Authority.EndsWith("/", StringComparison.Ordinal)) authOptions.Authority += "/";
+
+        services.AddRefitClient<IConnectApi>()
+            .ConfigureHttpClient(config =>
+            {
+                config.BaseAddress = new Uri(authOptions.Authority);
+                config.Timeout = TimeSpan.FromSeconds(15);
+            })
+            .AddStandardResilienceHandler(options =>
+            {
+                options.Retry.MaxRetryAttempts = 3;
+                options.Retry.Delay = TimeSpan.FromSeconds(1);
+                options.Retry.BackoffType = Polly.DelayBackoffType.Exponential;
+            });
+
+        return services;
+    }
+
+    public static IServiceCollection AddLiteCharmsWebSecurity(this IServiceCollection services, IConfiguration configuration)
+    {
+        var configSection = configuration.GetSection(nameof(LiteCharmsSettings));
+
+        var authOptions = new LiteCharmsSettings();
+        configSection.Bind(authOptions);
+
+        services.Configure<LiteCharmsSettings>(configSection);
+
+        services.AddAuthentication(options =>
+        {
+            options.DefaultScheme = CookieAuthenticationDefaults.AuthenticationScheme;
+            options.DefaultChallengeScheme = OpenIdConnectDefaults.AuthenticationScheme;
+        })
+        .AddCookie(CookieAuthenticationDefaults.AuthenticationScheme)
+        .AddOpenIdConnect(OpenIdConnectDefaults.AuthenticationScheme, options =>
+        {
+            options.Authority = authOptions.Authority;
+
+            options.ClientId = authOptions.ClientId;
+            options.ClientSecret = authOptions.ClientSecret;
+            options.ResponseType = "code";
+
+            options.SaveTokens = true;
+            options.GetClaimsFromUserInfoEndpoint = true;
+
+            options.Scope.Clear();
+            options.Scope.Add("openid");
+            options.Scope.Add("profile");
+            options.Scope.Add("email");
+
+            options.Events = new OpenIdConnectEvents
+            {
+                OnRedirectToIdentityProviderForSignOut = context =>
+                {
+                    var idToken = context.ProtocolMessage.IdTokenHint;
+
+                    if (string.IsNullOrEmpty(idToken))
+                    {
+                        var tokens = context.Properties.GetTokens();
+                        var idTokenItem = tokens.FirstOrDefault(t => string.Equals(t.Name, "id_token", StringComparison.Ordinal));
+
+                        if (idTokenItem != null) context.ProtocolMessage.IdTokenHint = idTokenItem.Value;
+                    }
+
+                    return Task.CompletedTask;
+                },
+            };
+        });
+
+        services.AddCascadingAuthenticationState();
+
+        return services;
+    }
+
+    public static IServiceCollection AddLiteCharmsApiSecurity(this IServiceCollection services, IConfiguration configuration)
+    {
+        var configSection = configuration.GetSection(nameof(LiteCharmsSettings));
+
+        var authOptions = new LiteCharmsSettings();
+        configSection.Bind(authOptions);
+
+        services.Configure<LiteCharmsSettings>(configSection);
+
+        services.AddAuthentication(JwtBearerDefaults.AuthenticationScheme)
+            .AddJwtBearer(options =>
+            {
+                options.Authority = authOptions.Authority;
+                options.Audience = authOptions.Audience;
+                options.TokenValidationParameters = new TokenValidationParameters
+                {
+                    ValidIssuer = authOptions.Authority,
+                    ValidateAudience = true,
+                    ValidateIssuer = true,
+                };
+            });
+
+        services.AddAuthorization();
+
+        return services;
+    }
+
+    public static WebApplication AddSecurityEndpoints(this WebApplication app)
+    {
+        app.MapGet("/login", async (HttpContext context, string redirectUri = "/") =>
+        {
+            await context.ChallengeAsync(OpenIdConnectDefaults.AuthenticationScheme, new AuthenticationProperties
+            {
+                RedirectUri = redirectUri,
+            });
+        });
+
+        app.MapGet("/logout", async (HttpContext context) =>
+        {
+            var idToken = await context.GetTokenAsync("id_token");
+
+            var authProperties = new AuthenticationProperties { RedirectUri = "/", };
+
+            if (!string.IsNullOrEmpty(idToken)) 
+                authProperties.Parameters.Add("id_token_hint", idToken);
+
+            await context.SignOutAsync(OpenIdConnectDefaults.AuthenticationScheme, authProperties);
+            await context.SignOutAsync(CookieAuthenticationDefaults.AuthenticationScheme);
+        });
+
+        return app;
+    }
+
+    public static IServiceCollection AddApiServices(this IServiceCollection services, IConfiguration configuration)
+    {
+        services.AddHttpClient();
+
+        services.AddApiVersioning(options =>
+        {
+            options.DefaultApiVersion = new ApiVersion(1);
+            options.ReportApiVersions = true;
+            options.AssumeDefaultVersionWhenUnspecified = true;
+            options.ApiVersionReader = ApiVersionReader.Combine(new UrlSegmentApiVersionReader(),
+                new QueryStringApiVersionReader("version"),
+                new QueryStringApiVersionReader("version"),
+                new MediaTypeApiVersionReader("version"));
+        })
+        .AddApiExplorer(options =>
+        {
+            options.GroupNameFormat = "'v'VVV";
+            options.SubstituteApiVersionInUrl = true;
+        });
+
+        var urls = configuration["ASPNETCORE_URLS"] ?? configuration["Urls"];
+        var healthUrl = "http://localhost:8080/health";
+
+        if (!string.IsNullOrWhiteSpace(urls))
+        {
+            string firstUrl = urls.Split(';').FirstOrDefault(s => s.Contains("http://"))!
+                .Replace("0.0.0.0", "localhost")
+                .Replace("*", "localhost")
+                .Replace("+", "localhost");
+
+            healthUrl = $"{firstUrl.TrimEnd('/')}/health";
+        }
+
+        services.AddHealthChecksUI(setup =>
+        {
+            setup.SetNotifyUnHealthyOneTimeUntilChange();
+            setup.AddHealthCheckEndpoint("primary, heal", healthUrl);
+            setup.SetHeaderText("Midrand Books");
+        })
+        .AddInMemoryStorage();
+
+        services.AddOutputCache(options =>
+        {
+            options.AddBasePolicy(builder => builder.Cache());
+            options.DefaultExpirationTimeSpan = TimeSpan.FromSeconds(10);
+        });
+
+        services.AddOpenApi(options => options.AddDocumentTransformer<OpenApiBearerSecuritySchemeTransformer>());
+
+        return services;
+    }
+
+    public static IApplicationBuilder MapEndpoints(this WebApplication app, IDictionary<int, RouteGroupBuilder> versionGroups)
+    {
+        var endpoints = app.Services.GetRequiredService<IEnumerable<IEndpoint>>();
+
+        foreach (var endpoint in endpoints)
+        {
+            var versionAttributes = endpoint.GetType().GetCustomAttributes<ApiVersionTargetAttribute>().ToList();
+
+            if (versionAttributes.Count != 0)
+            {
+                foreach (var attr in versionAttributes)
+                    if (versionGroups.TryGetValue(attr.MajorVersion, out var targetGroup))
+                        endpoint.Map(targetGroup);
+            }
+            else
+                endpoint.Map(app);
+        }
+
+        return app;
+    }
+
+    public static IServiceCollection AddEndpoints(this IServiceCollection services, Assembly assembly)
+    {
+        ServiceDescriptor[] discriptors = [.. assembly.DefinedTypes
+            .Where(t => t is { IsInterface: false, IsAbstract: false })
+            .Where(t => t.IsAssignableTo(typeof(IEndpoint)))
+            .Select(t => ServiceDescriptor.Transient(typeof(IEndpoint), t))];
+
+        services.TryAddEnumerable(discriptors);
+
+        return services;
+    }
+
+    public static string ToEndpointName(this Type target, string? annotation = "") =>
+        $"{target.Name.Replace("Endpoint", string.Empty)}{annotation}".ToLower(CultureInfo.CurrentCulture);
+}

LiteCharms.Features/Extensions/Quartz.cs

@@ -1,5 +1,5 @@
-using LiteCharms.Features.Quartz;
+using LiteCharms.Features.Abstractions;
-using LiteCharms.Features.Quartz.Abstractions;
+using LiteCharms.Features.Quartz;
 using static LiteCharms.Features.Extensions.Postgres;
 
 namespace LiteCharms.Features.Extensions;

LiteCharms.Features/Hasher/HashService.cs

@@ -4,7 +4,7 @@ namespace LiteCharms.Features.Hasher;
 
 public sealed partial class HashService(IHashids hasher) : IService
 {
-    [GeneratedRegex(@"\A\b[0-9a-fA-F]+\b\Z")]
+    [GeneratedRegex(@"\A\b[0-9a-fA-F]+\b\Z", RegexOptions.None, matchTimeoutMilliseconds: 100)]
     private static partial Regex HexHashRegex { get; }
 
     [GeneratedRegex(@"\A[0-9a-fA-F]{32}\Z", RegexOptions.None, matchTimeoutMilliseconds: 100)]

LiteCharms.Features/LiteCharms.Features.csproj

@@ -29,14 +29,61 @@
     <None Include="..\icon.png" Pack="true" PackagePath="\" />
   </ItemGroup>
 
+  <!-- Security (IODC)-->
+  <ItemGroup>
+    <PackageReference Include="IdentityModel.AspNetCore" Version="4.3.0" />
+    <PackageReference Include="IdentityModel.AspNetCore.OAuth2introspection" Version="6.2.0" />
+    <PackageReference Include="IdentityServer4.AccessTokenValidation" Version="3.0.1" />
+    <PackageReference Include="IdentityModel" Version="6.2.0" />
+    <PackageReference Include="Microsoft.AspNetCore.Authentication.Certificate" Version="10.0.9" />
+    <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Http.Resilience" Version="10.7.0" />
+    <PackageReference Include="Polly" Version="8.7.0" />
+    <PackageReference Include="Polly.Extensions" Version="8.7.0" />
+
+    <Using Include="Microsoft.AspNetCore.Authentication" />
+    <Using Include="Microsoft.AspNetCore.Authentication.OpenIdConnect" />
+    <Using Include="Microsoft.AspNetCore.Authentication.Cookies" />
+    <Using Include="IdentityModel.AspNetCore.OAuth2Introspection" />
+    <Using Include="Microsoft.AspNetCore.Authentication.JwtBearer" />
+  </ItemGroup>
+
+  <!-- API SDK Composer-->
+  <ItemGroup>
+    <PackageReference Include="Refit.HttpClientFactory" Version="11.0.1" />
+
+    <Using Include="Refit" />
+  </ItemGroup>
+
+  <!-- API Versioning -->
+  <ItemGroup>
+    <PackageReference Include="AccessTokenClient.Extensions" Version="5.1.0" />
+    <PackageReference Include="Asp.Versioning.Abstractions" Version="10.0.0" />
+    <PackageReference Include="Asp.Versioning.Http" Version="10.0.0" />
+    <PackageReference Include="Asp.Versioning.Mvc.ApiExplorer" Version="10.0.0" />
+
+    <Using Include="Asp.Versioning" />
+  </ItemGroup>
+
+  <!-- API Documentation -->
+  <ItemGroup>
+    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="10.0.9" />
+    <PackageReference Include="Scalar.AspNetCore" Version="2.16.3" />
+
+    <Using Include="Scalar.AspNetCore" />
+    <Using Include="Microsoft.OpenApi" />
+    <Using Include="Microsoft.AspNetCore.OpenApi" />
+  </ItemGroup>
+
   <!-- Quartz Scheduler-->
   <ItemGroup>    
     <PackageReference Include="Hashids.net" Version="1.7.0" />    
-    <PackageReference Include="Meziantou.Analyzer" Version="3.0.98">
+    <PackageReference Include="Meziantou.Analyzer" Version="3.0.102">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>    
-    <PackageReference Include="OpenTelemetry" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry" Version="1.16.0" />
     <PackageReference Include="Quartz" Version="3.18.1" />
     <PackageReference Include="Quartz.Plugins" Version="3.18.1" />
     <PackageReference Include="Quartz.Plugins.TimeZoneConverter" Version="3.18.1" />
@@ -50,11 +97,11 @@
 
   <!-- Configuration -->
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Configuration" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="10.0.9" />
 
     <!-- Global Usings -->
     <Using Include="Microsoft.Extensions.Configuration" />
@@ -67,9 +114,9 @@
     <PackageReference Include="AspNetCore.HealthChecks.UI.Core" Version="9.0.0" />
     <PackageReference Include="AspNetCore.HealthChecks.UI.Data" Version="9.0.0" />
     <PackageReference Include="AspNetCore.HealthChecks.UI.InMemory.Storage" Version="9.0.0" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="10.0.8" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="10.0.9" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.8" />    
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.9" />    
-    <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="10.0.9" />
 
     <!-- Global Usings -->
     <Using Include="Microsoft.Extensions.Diagnostics.HealthChecks" />
@@ -78,12 +125,12 @@
 
   <!-- Open Telemetry -->
   <ItemGroup>
-    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.16.0" />
-    <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.16.0" />
     <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.15.2" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Http" Version="1.15.1" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Runtime" Version="1.15.1" />
-    <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.16.0" />
 
     <!-- Global Usings -->
     <Using Include="OpenTelemetry.Resources" />
@@ -95,13 +142,13 @@
 
   <!-- Database -->
   <ItemGroup>
-    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.8" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.9" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.8">
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.9">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="10.0.8" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="10.0.9" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="10.0.8">
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="10.0.9">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
@@ -136,8 +183,8 @@
   
   <!-- Amazon S3 SDK -->
   <ItemGroup>
-    <PackageReference Include="AWSSDK.Extensions.NetCore.Setup" Version="4.0.4.3" />
+    <PackageReference Include="AWSSDK.Extensions.NetCore.Setup" Version="4.0.4.6" />
-    <PackageReference Include="AWSSDK.S3" Version="4.0.24" />
+    <PackageReference Include="AWSSDK.S3" Version="4.0.24.3" />
     
     <!-- global Usings -->
     <Using Include="Amazon.S3" />
@@ -147,6 +194,11 @@
 
   <!-- Shared Usings -->
   <ItemGroup>
+    <Using Include="Microsoft.AspNetCore.Components.Server.ProtectedBrowserStorage" />
+    <Using Include="System.Text.Json.Serialization" />
+    <Using Include="System.Reflection" />
+    <Using Include="Microsoft.Extensions.DependencyInjection.Extensions" />
+    <Using Include="Microsoft.AspNetCore.Routing" />
     <Using Include="System.Web" />
     <Using Include="Microsoft.IdentityModel.Tokens" />
     <Using Include="Microsoft.AspNetCore.Http" />

LiteCharms.Features/Quartz/Abstractions/IJobOrchestrator.cs

@@ -1,12 +0,0 @@
-using LiteCharms.Features.Abstractions;
-
-namespace LiteCharms.Features.Quartz.Abstractions;
-
-public interface IJobOrchestrator
-{
-    Task SendAsync<TNotification>(TNotification notification, CancellationToken cancellationToken = default)
-        where TNotification : IEvent;
-
-    Task ScheduleAsync<TNotification>(TNotification notification, string cronExpression, CancellationToken cancellationToken = default) 
-        where TNotification : IEvent;
-}

LiteCharms.Features/Quartz/JobOrchestrator.cs

@@ -1,11 +1,10 @@
 using LiteCharms.Features.Abstractions;
-using LiteCharms.Features.Quartz.Abstractions;
 
 namespace LiteCharms.Features.Quartz;
 
 public sealed class JobOrchestrator(ISchedulerFactory schedulerFactory) : IJobOrchestrator
 {
-    public async Task SendAsync<TNotification>(TNotification notification, CancellationToken cancellationToken = default)
+    public async ValueTask SendAsync<TNotification>(TNotification notification, CancellationToken cancellationToken = default)
         where TNotification : IEvent
     {
         var chainedJobGroup = "onetime-jobs";
@@ -19,6 +18,7 @@ public sealed class JobOrchestrator(ISchedulerFactory schedulerFactory) : IJobOr
             .WithDescription($"Correlation ID: {notification.CorrelationId}")
             .UsingJobData(new JobDataMap { ["Payload"] = JsonSerializer.Serialize(notification) })
             .DisallowConcurrentExecution()
+            .RequestRecovery()
             .Build();
 
         var trigger = global::Quartz.TriggerBuilder.Create()
@@ -29,7 +29,7 @@ public sealed class JobOrchestrator(ISchedulerFactory schedulerFactory) : IJobOr
         await scheduler.ScheduleJob(job, new List<ITrigger> { trigger }.AsReadOnly(), replace: true, cancellationToken);
     }
 
-    public async Task ScheduleAsync<TNotification>(TNotification notification, string cronExpression, CancellationToken cancellationToken = default)
+    public async ValueTask ScheduleAsync<TNotification>(TNotification notification, string cronExpression, CancellationToken cancellationToken = default)
         where TNotification : IEvent
     {
         var chainedJobGroup = "scheduled-jobs";
@@ -63,4 +63,25 @@ public sealed class JobOrchestrator(ISchedulerFactory schedulerFactory) : IJobOr
         else
             await scheduler.ScheduleJob(job, new List<ITrigger> { trigger }.AsReadOnly(), replace: true, cancellationToken);
     }
+
+    public async ValueTask<bool> InterruptAsync(string eventName, string? correlationId = null, CancellationToken cancellationToken = default)
+    {
+        var scheduler = await schedulerFactory.GetScheduler(cancellationToken);
+
+        var jobKeyName = string.Empty;
+        var jobGroup = string.Empty;
+
+        if (!string.IsNullOrWhiteSpace(correlationId))
+        {
+            jobKeyName = $"{eventName.ToLower(CultureInfo.InvariantCulture)}-{correlationId.ToLower(CultureInfo.InvariantCulture)}";
+            jobGroup = "onetime-jobs";
+        }
+        else
+        {
+            jobKeyName = eventName.ToLower(CultureInfo.InvariantCulture);
+            jobGroup = "scheduled-jobs";
+        }
+
+        return await scheduler.Interrupt(JobKey.Create(jobKeyName, jobGroup), cancellationToken);
+    }
 }

LiteCharms.Features/Quartz/MediatorJob.cs

@@ -8,6 +8,9 @@ public sealed class MediatorJob<TNotification>(IMediator mediator) : IJob where
 {
     public async Task Execute(IJobExecutionContext context)
     {
+        if (context.Recovering)
+            Trace.WriteLine($"CRITICAL RECOVERY: Resurrecting job '{typeof(TNotification).Name}' after a previous cluster node crashed mid-execution.");
+
         var data = context.MergedJobDataMap["Payload"] as string;
 
         if (string.IsNullOrWhiteSpace(data))
@@ -21,17 +24,28 @@ public sealed class MediatorJob<TNotification>(IMediator mediator) : IJob where
 
         if (notification is null)
         {
-            Trace.WriteLine("Notification could not be JSon converted from data string, job ended");
+            Trace.WriteLine("Notification could not be Json converted from data string, job ended");
 
             return;
         }
 
-        using var activity = MediatorTelemetry.Source.StartActivity($"Quartz: {typeof(TNotification).Name}");
+        using var activity = MediatorTelemetry.Source.StartActivity(typeof(TNotification).Name);
 
         activity?.SetTag("event.correlation_id", notification.CorrelationId);
 
-        await mediator.Publish(notification, context.CancellationToken);
+        try
+        {
+            await mediator.Publish(notification, context.CancellationToken);
 
-        Trace.WriteLine("Job published");
+            Trace.WriteLine("Job published successfully");
+        }
+        catch (OperationCanceledException) when (context.CancellationToken.IsCancellationRequested)
+        {
+            Trace.WriteLine($"Job '{typeof(TNotification).Name}' was gracefully interrupted by the cluster control plane.");
+            
+            activity?.SetStatus(ActivityStatusCode.Ok);
+
+            return;
+        }
     }
 }

LiteCharms.Features/Quartz/RetryJobListener.cs

@@ -12,6 +12,9 @@ public sealed class RetryJobListener : IJobListener
 
     public async Task JobWasExecuted(IJobExecutionContext context, JobExecutionException? jobException, CancellationToken cancellationToken = default)
     {
+        if (context.CancellationToken.IsCancellationRequested)
+            return;
+
         if (jobException is not null && context.RefireCount < RetryCount)
             jobException.RefireImmediately = true;
     }

LiteCharmsShared.slnx

@@ -12,6 +12,7 @@
     <Project Path="LiteCharms.Features.MidrandBooks.Seed/LiteCharms.Features.MidrandBooks.Seed.csproj" Id="aa80643a-28dc-431f-b163-053a94e5c77c" />
     <Project Path="LiteCharms.Features.MidrandBooks.Tests/LiteCharms.Features.MidrandBooks.Tests.csproj" Id="cac2f738-dbb5-4538-8565-3c2bd6f65259" />
     <Project Path="LiteCharms.Features.TechShop.Tests/LiteCharms.Features.TechShop.Tests.csproj" Id="0e0967c2-7f28-4668-a387-2fc437ab066f" />
+    <Project Path="LiteCharms.Features.Tests.Common/LiteCharms.Features.Tests.Common.csproj" Id="d4ada579-b898-44ff-82f4-de3171c21600" />
     <Project Path="LiteCharms.Features.Tests/LiteCharms.Features.Tests.csproj" Id="0696323f-7148-4ab9-9145-68b7b5df5415" />
   </Folder>
 </Solution>