Добавьте файлы проекта.

TestApp02/Pages/Counter.razor

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+@page "/counter"
+
+<PageTitle>Counter</PageTitle>
+
+<MudText Typo="Typo.h3" GutterBottom="true">Counter</MudText>
+<MudText Class="mb-4">Current count: @currentCount</MudText>
+<MudButton Color="Color.Primary" Variant="Variant.Filled" @onclick="IncrementCount">Click me</MudButton>
+
+
+@code {
+    private int currentCount = 0;
+
+    private void IncrementCount()
+    {
+        currentCount++;
+    }
+}

TestApp02/Pages/Error.cshtml

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+@page
+@model TestApp02.Pages.ErrorModel
+
+<!DOCTYPE html>
+<html>
+
+<head>
+    <meta charset="utf-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no" />
+    <title>Error</title>
+    <link href="~/css/bootstrap/bootstrap.min.css" rel="stylesheet" />
+    <link href="~/css/app.css" rel="stylesheet" />
+</head>
+
+<body>
+    <div class="main">
+        <div class="content px-4">
+            <h1 class="text-danger">Error.</h1>
+            <h2 class="text-danger">An error occurred while processing your request.</h2>
+
+            @if (Model.ShowRequestId)
+            {
+                <p>
+                    <strong>Request ID:</strong> <code>@Model.RequestId</code>
+                </p>
+            }
+
+            <h3>Development Mode</h3>
+            <p>
+                Swapping to the <strong>Development</strong> environment displays detailed information about the error that occurred.
+            </p>
+            <p>
+                <strong>The Development environment shouldn't be enabled for deployed applications.</strong>
+                It can result in displaying sensitive information from exceptions to end users.
+                For local debugging, enable the <strong>Development</strong> environment by setting the <strong>ASPNETCORE_ENVIRONMENT</strong> environment variable to <strong>Development</strong>
+                and restarting the app.
+            </p>
+        </div>
+    </div>
+</body>
+
+</html>

TestApp02/Pages/Error.cshtml.cs

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+using Microsoft.AspNetCore.Mvc;
+using Microsoft.AspNetCore.Mvc.RazorPages;
+using System.Diagnostics;
+
+namespace TestApp02.Pages
+{
+    [ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
+    [IgnoreAntiforgeryToken]
+    public class ErrorModel : PageModel
+    {
+        public string? RequestId { get; set; }
+
+        public bool ShowRequestId => !string.IsNullOrEmpty(RequestId);
+
+        private readonly ILogger<ErrorModel> _logger;
+
+        public ErrorModel(ILogger<ErrorModel> logger)
+        {
+            _logger = logger;
+        }
+
+        public void OnGet()
+        {
+            RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier;
+        }
+    }
+}

TestApp02/Pages/FetchData.razor

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+@page "/fetchdata"
+@using TestApp02.Data
+@inject WeatherForecastService ForecastService
+
+<PageTitle>Weather forecast</PageTitle>
+
+<MudText Typo="Typo.h3" GutterBottom="true">Weather forecast</MudText>
+<MudText Class="mb-8">This component demonstrates fetching data from the server.</MudText>
+@if (forecasts == null)
+{
+    <MudProgressCircular Color="Color.Default" Indeterminate="true" />
+}
+else
+{
+    <MudTable Items="forecasts" Hover="true" SortLabel="Sort By" Elevation="0">
+        <HeaderContent>
+            <MudTh><MudTableSortLabel InitialDirection="SortDirection.Ascending" SortBy="new Func<WeatherForecast, object>(x=>x.Date)">Date</MudTableSortLabel></MudTh>
+            <MudTh><MudTableSortLabel SortBy="new Func<WeatherForecast, object>(x=>x.TemperatureC)">Temp. (C)</MudTableSortLabel></MudTh>
+            <MudTh><MudTableSortLabel SortBy="new Func<WeatherForecast, object>(x=>x.TemperatureF)">Temp. (F)</MudTableSortLabel></MudTh>
+            <MudTh><MudTableSortLabel SortBy="new Func<WeatherForecast, object>(x=>x.Summary!)">Summary</MudTableSortLabel></MudTh>
+        </HeaderContent>
+        <RowTemplate>
+            <MudTd DataLabel="Date">@context.Date</MudTd>
+            <MudTd DataLabel="Temp. (C)">@context.TemperatureC</MudTd>
+            <MudTd DataLabel="Temp. (F)">@context.TemperatureF</MudTd>
+            <MudTd DataLabel="Summary">@context.Summary</MudTd>
+        </RowTemplate>
+        <PagerContent>
+            <MudTablePager PageSizeOptions="new int[]{50, 100}" />
+        </PagerContent>
+    </MudTable>
+}
+
+
+@code {
+    private WeatherForecast[]? forecasts;
+
+    protected override async Task OnInitializedAsync()
+    {
+        forecasts = await ForecastService.GetForecastAsync(DateTime.Now);
+    }
+}

TestApp02/Pages/Index.razor

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+@page "/"
+
+<PageTitle>Index</PageTitle>
+
+<MudText Typo="Typo.h3" GutterBottom="true">Hello, world!</MudText>
+<MudText Class="mb-8">Welcome to your new app, powered by MudBlazor!</MudText>
+<MudAlert Severity="Severity.Normal">You can find documentation and examples on our website here: <MudLink Href="https://mudblazor.com" Typo="Typo.body2" Color="Color.Inherit"><b>www.mudblazor.com</b></MudLink></MudAlert>

TestApp02/Pages/_Host.cshtml

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+@page "/"
+@namespace TestApp02.Pages
+@addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers
+@{
+    Layout = "_Layout";
+}
+
+<component type="typeof(App)" render-mode="ServerPrerendered" />

TestApp02/Pages/_Layout.cshtml

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+@using Microsoft.AspNetCore.Components.Web
+@namespace TestApp02.Pages
+@addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers
+
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="utf-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <base href="~/" />
+    <link href="https://fonts.googleapis.com/css?family=Roboto:300,400,500,700&display=swap" rel="stylesheet" />
+    <link href="_content/MudBlazor/MudBlazor.min.css" rel="stylesheet" />
+    <component type="typeof(HeadOutlet)" render-mode="ServerPrerendered" />
+</head>
+<body>
+    @RenderBody()
+
+    <div id="blazor-error-ui">
+        <environment include="Staging,Production">
+            An error has occurred. This application may no longer respond until reloaded.
+        </environment>
+        <environment include="Development">
+            An unhandled exception has occurred. See browser dev tools for details.
+        </environment>
+        <a href="" class="reload">Reload</a>
+        <a class="dismiss">🗙</a>
+    </div>
+    <script src="_framework/blazor.server.js"></script>
+    <script src="_content/MudBlazor/MudBlazor.min.js"></script>
+</body>
+</html>