Drop Microsoft.AspNetCore.Http.Abstractions for netcoreapp3.1 and higher

Author: trejjam

src/Serilog.AspNetCore/Serilog.AspNetCore.csproj

@@ -4,7 +4,7 @@
     <Description>Serilog support for ASP.NET Core logging</Description>
     <VersionPrefix>4.0.1</VersionPrefix>
     <Authors>Microsoft;Serilog Contributors</Authors>
-    <TargetFrameworks>netstandard2.0;netstandard2.1</TargetFrameworks>
+    <TargetFrameworks>netstandard2.0;netstandard2.1;netcoreapp3.1;net5.0</TargetFrameworks>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <AssemblyOriginatorKeyFile>../../assets/Serilog.snk</AssemblyOriginatorKeyFile>
@@ -32,9 +32,26 @@
     <PackageReference Include="Serilog.Sinks.Debug" Version="2.0.0" />
     <PackageReference Include="Serilog.Settings.Configuration" Version="3.1.0" />
     <PackageReference Include="Serilog.Formatting.Compact" Version="1.1.0" />
-    <PackageReference Include="Microsoft.AspNetCore.Hosting.Abstractions" Version="2.2.0" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="3.1.8" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="3.1.8" />
   </ItemGroup>
 
+  <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
+    <PackageReference Include="Microsoft.AspNetCore.Hosting.Abstractions" Version="2.2.0" />
+    <PackageReference Include="Microsoft.AspNetCore.Http.Abstractions" Version="2.2.0" />
+  </ItemGroup>
+  
+  <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.1'">
+    <PackageReference Include="Microsoft.AspNetCore.Hosting.Abstractions" Version="2.2.0" />
+    <PackageReference Include="Microsoft.AspNetCore.Http.Abstractions" Version="2.2.0" />
+  </ItemGroup>
+
+  <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.1'">
+    <FrameworkReference Include="Microsoft.AspNetCore.App" />
+  </ItemGroup>
+
+  <ItemGroup Condition="'$(TargetFramework)' == 'net5.0'">
+    <FrameworkReference Include="Microsoft.AspNetCore.App" />
+  </ItemGroup>
+
 </Project>

src/Serilog.AspNetCore/SerilogWebHostBuilderExtensions.cs

@@ -13,11 +13,11 @@
 // limitations under the License.
 
 using System;
+using Microsoft.Extensions.DependencyInjection;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.Logging;
-using Serilog.Extensions.Logging;
-using Microsoft.Extensions.DependencyInjection;
 using Serilog.Extensions.Hosting;
+using Serilog.Extensions.Logging;
 
 namespace Serilog
 {
@@ -77,7 +77,7 @@ public static IWebHostBuilder UseSerilog(
         /// The logger will be shut down when application services are disposed.
         /// </remarks>
         /// <param name="builder">The web host builder to configure.</param>
-        /// <param name="configureLogger">The delegate for configuring the <see cref="LoggerConfiguration" /> that will be used to construct a <see cref="Logger" />.</param>
+        /// <param name="configureLogger">The delegate for configuring the <see cref="LoggerConfiguration" /> that will be used to construct a <see cref="ILogger" />.</param>
         /// <param name="preserveStaticLogger">Indicates whether to preserve the value of <see cref="Log.Logger"/>.</param>
         /// <param name="writeToProviders">By default, Serilog does not write events to <see cref="ILoggerProvider"/>s registered through
         /// the Microsoft.Extensions.Logging API. Normally, equivalent Serilog sinks are used in place of providers. Specify