添加项目文件。

TightWiki/Pages/Error.cshtml

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+@page
+@model ErrorModel
+@{
+    ViewData["Title"] = "Error";
+}
+
+<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>

TightWiki/Pages/Error.cshtml.cs

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

TightWiki/Pages/Privacy.cshtml

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+@page
+@model PrivacyModel
+@{
+    ViewData["Title"] = "Privacy Policy";
+}
+<h1>@ViewData["Title"]</h1>
+
+<p>Use this page to detail your site's privacy policy.</p>

TightWiki/Pages/Privacy.cshtml.cs

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+using Microsoft.AspNetCore.Identity;
+
+namespace TightWiki.Pages
+{
+    public class PrivacyModel : PageModelBase
+    {
+        private readonly ILogger<PrivacyModel> _logger;
+
+        public PrivacyModel(SignInManager<IdentityUser> signInManager, ILogger<PrivacyModel> logger)
+            : base(signInManager)
+        {
+            _logger = logger;
+        }
+
+        public void OnGet()
+        {
+        }
+    }
+}

TightWiki/Pages/Shared/_LoginPartial.cshtml

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+@using Microsoft.AspNetCore.Identity
+@inject SignInManager<IdentityUser> SignInManager
+@inject UserManager<IdentityUser> UserManager
+
+<ul class="navbar-nav">
+    @if (SignInManager.IsSignedIn(User))
+    {
+        <li class="nav-item">
+            <a class="nav-link text-dark" asp-area="Identity" asp-page="/Profile/Manage/Index" title="Manage">Hello @User.Identity?.Name!</a>
+        </li>
+        <li class="nav-item">
+            <form class="form-inline" asp-area="Identity" asp-page="/Account/Logout" asp-route-returnUrl="@Url.Page("/Index", new { area = "" })">
+                <button type="submit" class="nav-link btn btn-link text-dark">Logout</button>
+            </form>
+        </li>
+    }
+    else
+    {
+        <li class="nav-item">
+            <a class="nav-link text-dark" asp-area="Identity" asp-page="/Account/Register">Register</a>
+        </li>
+        <li class="nav-item">
+            <a class="nav-link text-dark" asp-area="Identity" asp-page="/Account/Login">Login</a>
+        </li>
+    }
+</ul>

TightWiki/Pages/Shared/_ValidationScriptsPartial.cshtml

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+<script src="~/lib/jquery-validation/dist/jquery.validate.min.js"></script>
+<script src="~/lib/jquery-validation-unobtrusive/jquery.validate.unobtrusive.min.js"></script>

TightWiki/Pages/_ViewImports.cshtml

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+@using Microsoft.AspNetCore.Identity
+@using TightWiki
+@namespace TightWiki.Pages
+@addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers

TightWiki/Pages/_ViewStart.cshtml

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+@{
+    Layout = "_Layout";
+}