Apply suggestions from code review

Author: BrennanConroy

src/DefaultBuilder/src/WebHost.cs

@@ -21,7 +21,7 @@ namespace Microsoft.AspNetCore;
 /// <summary>
 /// Provides convenience methods for creating instances of <see cref="IWebHost"/> and <see cref="IWebHostBuilder"/> with pre-configured defaults.
 /// </summary>
-[Obsolete("WebHost is obsolete. Use HostBuilder or WebApplicationBuilder instead.", DiagnosticId = "ASPDEPR008")]
+[Obsolete("WebHost is obsolete. Use HostBuilder or WebApplicationBuilder instead. For more information, visit https://aka.ms/aspnet/deprecate/008.", DiagnosticId = "ASPDEPR008")]
 public static class WebHost
 {
     /// <summary>

src/Hosting/Abstractions/src/IWebHost.cs

@@ -8,7 +8,7 @@ namespace Microsoft.AspNetCore.Hosting;
 /// <summary>
 /// Represents a configured web host.
 /// </summary>
-[Obsolete("IWebHost is obsolete. Use IHost instead.", DiagnosticId = "ASPDEPR008")]
+[Obsolete("IWebHost is obsolete. Use IHost instead. For more information, visit https://aka.ms/aspnet/deprecate/008.", DiagnosticId = "ASPDEPR008")]
 public interface IWebHost : IDisposable
 {
     /// <summary>

src/Hosting/Abstractions/src/IWebHostBuilder.cs

@@ -15,7 +15,7 @@ public interface IWebHostBuilder
     /// <summary>
     /// Builds an <see cref="IWebHost"/> which hosts a web application.
     /// </summary>
-    [Obsolete("IWebHost is obsolete. Use IHost instead.", DiagnosticId = "ASPDEPR008")]
+    [Obsolete("IWebHost is obsolete. Use IHost instead. For more information, visit https://aka.ms/aspnet/deprecate/008.", DiagnosticId = "ASPDEPR008")]
     IWebHost Build();
 
     /// <summary>

src/Hosting/Hosting/src/WebHostExtensions.cs

@@ -12,7 +12,7 @@ namespace Microsoft.AspNetCore.Hosting;
 /// <summary>
 /// Contains extensions for managing the lifecycle of an <see cref="IWebHost"/>.
 /// </summary>
-[Obsolete("WebHostExtensions is obsolete. Use Host.CreateDefaultBuilder or WebApplication.CreateBuilder instead.", DiagnosticId = "ASPDEPR008")]
+[Obsolete("WebHostExtensions is obsolete. Use Host.CreateDefaultBuilder or WebApplication.CreateBuilder instead. For more information, visit https://aka.ms/aspnet/deprecate/008.", DiagnosticId = "ASPDEPR008")]
 public static class WebHostExtensions
 {
     /// <summary>

src/Hosting/TestHost/src/TestServer.cs

@@ -80,7 +80,7 @@ public TestServer(IServiceProvider services, IFeatureCollection featureCollectio
     /// For use with IWebHostBuilder.
     /// </summary>
     /// <param name="builder"></param>
-    [Obsolete("IWebHost, which this method uses, is obsolete. Use one of the ctors that takes an IServiceProvider instead.", DiagnosticId = "ASPDEPR008")]
+    [Obsolete("IWebHost, which this method uses, is obsolete. Use one of the ctors that takes an IServiceProvider instead. For more information, visit https://aka.ms/aspnet/deprecate/008.", DiagnosticId = "ASPDEPR008")]
     public TestServer(IWebHostBuilder builder)
         : this(builder, CreateTestFeatureCollection())
     {
@@ -91,7 +91,7 @@ public TestServer(IWebHostBuilder builder)
     /// </summary>
     /// <param name="builder"></param>
     /// <param name="featureCollection"></param>
-    [Obsolete("IWebHost, which this method uses, is obsolete. Use one of the ctors that takes an IServiceProvider instead.", DiagnosticId = "ASPDEPR008")]
+    [Obsolete("IWebHost, which this method uses, is obsolete. Use one of the ctors that takes an IServiceProvider instead. For more information, visit https://aka.ms/aspnet/deprecate/008.", DiagnosticId = "ASPDEPR008")]
     public TestServer(IWebHostBuilder builder, IFeatureCollection featureCollection)
     {
         ArgumentNullException.ThrowIfNull(builder);
@@ -113,7 +113,7 @@ public TestServer(IWebHostBuilder builder, IFeatureCollection featureCollection)
     /// <summary>
     /// Gets the <see cref="IWebHost" /> instance associated with the test server.
     /// </summary>
-    [Obsolete("IWebHost is obsolete. Use IHost instead.", DiagnosticId = "ASPDEPR008")]
+    [Obsolete("IWebHost is obsolete. Use IHost instead. For more information, visit https://aka.ms/aspnet/deprecate/008.", DiagnosticId = "ASPDEPR008")]
     public IWebHost Host
     {
         get

src/Hosting/TestHost/src/WebHostBuilderExtensions.cs

@@ -51,7 +51,7 @@ public static IWebHostBuilder UseTestServer(this IWebHostBuilder builder, Action
     /// </summary>
     /// <param name="host"></param>
     /// <returns></returns>
-    [Obsolete("IWebHost is obsolete. Use IHost instead.", DiagnosticId = "ASPDEPR008")]
+    [Obsolete("IWebHost is obsolete. Use IHost instead. For more information, visit https://aka.ms/aspnet/deprecate/008.", DiagnosticId = "ASPDEPR008")]
     public static TestServer GetTestServer(this IWebHost host)
     {
         return (TestServer)host.Services.GetRequiredService<IServer>();
@@ -62,7 +62,7 @@ public static TestServer GetTestServer(this IWebHost host)
     /// </summary>
     /// <param name="host"></param>
     /// <returns></returns>
-    [Obsolete("IWebHost is obsolete. Use IHost instead.", DiagnosticId = "ASPDEPR008")]
+    [Obsolete("IWebHost is obsolete. Use IHost instead. For more information, visit https://aka.ms/aspnet/deprecate/008.", DiagnosticId = "ASPDEPR008")]
     public static HttpClient GetTestClient(this IWebHost host)
     {
         return host.GetTestServer().CreateClient();

src/Hosting/WindowsServices/src/WebHostService.cs

@@ -12,7 +12,7 @@ namespace Microsoft.AspNetCore.Hosting.WindowsServices;
 ///     Provides an implementation of a Windows service that hosts ASP.NET Core.
 /// </summary>
 [DesignerCategory("Code")]
-[Obsolete("Use UseWindowsService and AddHostedService instead.", DiagnosticId = "ASPDEPR009")]
+[Obsolete("Use UseWindowsService and AddHostedService instead. For more information, visit https://aka.ms/aspnet/deprecate/009.", DiagnosticId = "ASPDEPR009")]
 public class WebHostService : ServiceBase
 {
     private readonly IWebHost _host;

src/Hosting/WindowsServices/src/WebHostWindowsServiceExtensions.cs

@@ -8,7 +8,7 @@ namespace Microsoft.AspNetCore.Hosting.WindowsServices;
 /// <summary>
 ///     Extensions to <see cref="IWebHost"/> for hosting inside a Windows service.
 /// </summary>
-[Obsolete("Use UseWindowsService and AddHostedService instead.", DiagnosticId = "ASPDEPR009")]
+[Obsolete("Use UseWindowsService and AddHostedService instead. For more information, visit https://aka.ms/aspnet/deprecate/009.", DiagnosticId = "ASPDEPR009")]
 public static class WebHostWindowsServiceExtensions
 {
     /// <summary>

src/Mvc/Mvc.Testing/src/WebApplicationFactory.cs

@@ -577,7 +577,7 @@ private static void EnsureDepsFile()
     /// <param name="builder">The <see cref="IWebHostBuilder"/> used to
     /// create the server.</param>
     /// <returns>The <see cref="TestServer"/> with the bootstrapped application.</returns>
-    [Obsolete("IWebHost, which this method uses, is obsolete. Use one of the ctors that takes an IServiceProvider instead.", DiagnosticId = "ASPDEPR008")]
+    [Obsolete("IWebHost, which this method uses, is obsolete. Use one of the overloads that takes an IServiceProvider instead. For more information, visit https://aka.ms/aspnet/deprecate/008.", DiagnosticId = "ASPDEPR008")]
     protected virtual TestServer CreateServer(IWebHostBuilder builder) => new(builder);
 
     /// <summary>