Initial commit: Add project files

templates/dotnet/VerticalSlice/Endpoint.cs.template

@@ -0,0 +1,19 @@
+using FastEndpoints;
+
+namespace __MODULE__.Features.__SLICE__;
+
+public sealed class Endpoint(Handler handler) : Endpoint<Request, Response>
+{
+    public override void Configure()
+    {
+        __HTTP_METHOD__("/__ROUTE__");
+        Roles("__ROLE__");
+        Description(x => x.WithTags("__MODULE__"));
+    }
+
+    public override async Task HandleAsync(Request req, CancellationToken ct)
+    {
+        var result = await handler.HandleAsync(req, HttpContext.TraceIdentifier, ct);
+        await Send.OkAsync(result, ct);
+    }
+}