结构大修改，改成朴实无华的结构，不过度架构。能跑就行

Assets/Scripts/Common/Net/Hotfix/System/AuthenticationSelectComponentSystem.cs

@@ -0,0 +1,22 @@
+using System.Collections.Generic;
+using Assets.Scripts.Entity;
+using Fantasy.Helper;
+
+namespace Assets.Scripts.Hotfix
+{
+    public static class AuthenticationSelectComponentSystem
+    {
+        private static readonly List<string> AuthenticationList = new List<string>()
+        {
+            "127.0.0.1:20001", "127.0.0.1:20002", "127.0.0.1:20003"
+        };
+        
+        public static string Select(this AuthenticationSelectComponent self, string userName)
+        {
+            var userNameHashCode = HashCodeHelper.MurmurHash3(userName);
+            var authenticationListIndex = userNameHashCode % AuthenticationList.Count;
+            // 按照现在的情况下，这个模出的值只会是0 - 3
+            return AuthenticationList[(int)authenticationListIndex];
+        }
+    }
+}