Fix shared handler disposal

Author: mikernet

Source/Singulink.Net.Http.Api.Client.SignalR/Singulink.Net.Http.Api.Client.SignalR.csproj

@@ -1,8 +1,8 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <TargetFramework>net10.0</TargetFramework>
 
-    <Version>1.10.1</Version>
+    <Version>1.10.2</Version>
     <Description>SignalR client library for the Singulink HTTP API Toolkit.</Description>
     <PackageTags>HTTP; API; Client; SignalR;</PackageTags>
   </PropertyGroup>

Source/Singulink.Net.Http.Api.Client/ApiClientBase.cs

@@ -30,10 +30,7 @@ public abstract class ApiClientBase
 
     private const int DefaultHttpClientRefreshDnsTimeout = 120 * 1000;
 
-    internal static readonly HttpMessageHandler? HttpMessageHandler = OperatingSystem.IsBrowser() ? null : new SocketsHttpHandler {
-        PooledConnectionLifetime = TimeSpan.FromMilliseconds(DefaultHttpClientRefreshDnsTimeout),
-        UseCookies = false,
-    };
+    internal static readonly HttpMessageHandler? HttpMessageHandler = OperatingSystem.IsBrowser() ? null : new SharedApiSocketsHttpHandler();
 
     private static readonly HttpClient _httpClient = HttpMessageHandler is not null ? new HttpClient(HttpMessageHandler) : new HttpClient();
 
@@ -485,4 +482,19 @@ private sealed class SessionState
 
         public Action<string?>? ChangedCallback { get; set; }
     }
+
+    private class SharedApiSocketsHttpHandler : DelegatingHandler
+    {
+        public SharedApiSocketsHttpHandler()
+            : base(new SocketsHttpHandler {
+                PooledConnectionLifetime = TimeSpan.FromMilliseconds(DefaultHttpClientRefreshDnsTimeout),
+                UseCookies = false,
+            }) { }
+
+        protected override void Dispose(bool disposing)
+        {
+            // Do not dispose the inner handler
+            base.Dispose(false);
+        }
+    }
 }

Source/Singulink.Net.Http.Api.Client/Singulink.Net.Http.Api.Client.csproj

@@ -2,7 +2,7 @@
   <PropertyGroup>
     <TargetFramework>net10.0</TargetFramework>
 
-    <Version>1.10.1</Version>
+    <Version>1.10.2</Version>
     <Description>API client library for the Singulink HTTP API Tookit.</Description>
     <PackageTags>HTTP; API; Client;</PackageTags>
   </PropertyGroup>

Source/Singulink.Net.Http.Api.Service/Singulink.Net.Http.Api.Service.csproj

@@ -3,7 +3,7 @@
     <TargetFramework>net10.0</TargetFramework>
     <OutputType>Library</OutputType>
 
-    <Version>1.10.1</Version>
+    <Version>1.10.2</Version>
     <Description>ASP.NET API service library for the Singulink HTTP API Tookit.</Description>
     <PackageTags>HTTP; API; Service; Server; Middleware;</PackageTags>
   </PropertyGroup>

Source/Singulink.Net.Http.Api/Singulink.Net.Http.Api.csproj

@@ -2,7 +2,7 @@
   <PropertyGroup>
     <TargetFramework>net10.0</TargetFramework>
 
-    <Version>1.10.1</Version>
+    <Version>1.10.2</Version>
     <Description>Shared client/service library for the Singulink HTTP API Toolkit.</Description>
   </PropertyGroup>
 </Project>