add all admin stuff, refactor ApiController into partial classes

MareSynchronos/WebAPI/Utils/ForeverRetryPolicy.cs

@@ -0,0 +1,12 @@
+using System;
+using Microsoft.AspNetCore.SignalR.Client;
+
+namespace MareSynchronos.WebAPI.Utils;
+
+public class ForeverRetryPolicy : IRetryPolicy
+{
+    public TimeSpan? NextRetryDelay(RetryContext retryContext)
+    {
+        return TimeSpan.FromSeconds(5);
+    }
+}