Add .NET 8 templated projects.

Aaru.Server.Api/Program.cs

@@ -0,0 +1,33 @@
+using System.Text.Json.Serialization;
+
+var builder = WebApplication.CreateSlimBuilder(args);
+
+builder.Services.ConfigureHttpJsonOptions(options =>
+{
+    options.SerializerOptions.TypeInfoResolverChain.Insert(0,
+                                                           AppJsonSerializerContext.Default);
+});
+
+var app = builder.Build();
+
+var sampleTodos = new Todo[]
+{
+    new(1, "Walk the dog"), new(2, "Do the dishes", DateOnly.FromDateTime(DateTime.Now)),
+    new(3, "Do the laundry", DateOnly.FromDateTime(DateTime.Now.AddDays(1))), new(4, "Clean the bathroom"),
+    new(5, "Clean the car", DateOnly.FromDateTime(DateTime.Now.AddDays(2)))
+};
+
+var todosApi = app.MapGroup("/todos");
+todosApi.MapGet("/", () => sampleTodos);
+
+todosApi.MapGet("/{id}",
+                (int id) => sampleTodos.FirstOrDefault(a => a.Id == id) is {} todo
+                                ? Results.Ok(todo)
+                                : Results.NotFound());
+
+app.Run();
+
+public record Todo(int Id, string? Title, DateOnly? DueBy = null, bool IsComplete = false);
+
+[JsonSerializable(typeof(Todo[]))]
+internal partial class AppJsonSerializerContext : JsonSerializerContext {}