Switch Authentication to asynchronous streaming calls (#16)

* add base grpc service and swap auth service to streaming

* remove Authorize from hub itself

* remove unused usings

* heave files server to net 7, add exception handling in grpc auth stream

Co-authored-by: rootdarkarchon <root.darkarchon@outlook.com>

MareSynchronosServer/MareSynchronosServer/Hubs/MareHub.Functions.cs

@@ -4,12 +4,8 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
 using System;
-using Microsoft.AspNetCore.SignalR;
-using System.Globalization;
-using MareSynchronos.API;
 using MareSynchronosServer.Utils;
 using System.Security.Claims;
-using Microsoft.Extensions.Logging;
 
 namespace MareSynchronosServer.Hubs;