完善客户端与服务端注册，端口分配和协议交互逻辑

client/core/env.go

@@ -1,12 +1,8 @@
 package core
 
 const Version byte = 1
-const Name = "test-edge"
 
-var FwdCtrlPort uint = 18080
-var FwdDataPort uint = 18081
-var RetryInterval uint = 5
+const FwdCtrlPort uint = 18080
+const FwdDataPort uint = 18081
 
-var EndpointOnline = "https://api.lanhuip.com/api/edge/online"
-var EndpointOffline = "https://api.lanhuip.com/api/edge/offline"
-var EndpointGeo = "http://cip.cc"
+const RetryInterval uint = 5