Upgrade to .net 8

Shogi.UI/Shared/ShogiSocket.cs

@@ -1,4 +1,4 @@
-using Microsoft.AspNetCore.Http.Extensions;
+using Microsoft.AspNetCore.WebUtilities;
 using Shogi.Contracts.Socket;
 using Shogi.Contracts.Types;
 using System.Buffers;
@@ -16,7 +16,7 @@ public class ShogiSocket : IDisposable
 
     private ClientWebSocket socket;
     private readonly JsonSerializerOptions serializerOptions;
-    private readonly UriBuilder uriBuilder;
+    private readonly string baseUrl;
     private readonly CancellationTokenSource cancelToken;
     private readonly IMemoryOwner<byte> memoryOwner;
     private bool disposedValue;
@@ -25,7 +25,7 @@ public class ShogiSocket : IDisposable
     {
         this.socket = new ClientWebSocket();
         this.serializerOptions = serializerOptions;
-        this.uriBuilder = new UriBuilder(configuration["SocketUrl"] ?? throw new InvalidOperationException("SocketUrl configuration is missing."));
+        this.baseUrl = configuration["SocketUrl"] ?? throw new InvalidOperationException("SocketUrl configuration is missing.");
         this.cancelToken = new CancellationTokenSource();
         this.memoryOwner = MemoryPool<byte>.Shared.Rent(1024 * 2);
     }
@@ -46,8 +46,8 @@ public class ShogiSocket : IDisposable
             Console.WriteLine("Opening socket and existing socket state is " + this.socket.State.ToString());
         }
 
-        uriBuilder.Query = new QueryBuilder { { "token", token } }.ToQueryString().Value;
-        await socket.ConnectAsync(this.uriBuilder.Uri, cancelToken.Token);
+        var uri = new Uri(QueryHelpers.AddQueryString(this.baseUrl, "token", token), UriKind.Absolute);
+        await socket.ConnectAsync(uri, cancelToken.Token);
         // Fire and forget! I'm way too lazy to write my own javascript interop to a web worker. Nooo thanks.
         _ = Listen()
             .ContinueWith(async antecedent =>