Activate InteractiveServer rendermode to whole app, add and use Blazor.Storage package, display current render mode, remove added stuff that was required for static rendering

Program.cs

@@ -1,3 +1,4 @@
+using Blazored.LocalStorage;
 using Sandbox;
 using Sandbox.Components;
 using Sandbox.Models.ViewModels;
@@ -10,6 +11,9 @@ var builder = WebApplication.CreateBuilder(args);
 builder.Services.AddRazorComponents()
     .AddInteractiveServerComponents();
 
+// Blazor.Storage
+builder.Services.AddBlazoredLocalStorage();
+
 // Blazor client services
 builder.Services.AddScoped<ClientServices.AuthService.IAuthService, ClientServices.AuthService.AuthService>();