refactor(gateway,pkg,ssh): change v2 tunnel route to a more meaning name

Author: henrybarreto

agent/agent.go

@@ -485,7 +485,7 @@ func (a *Agent) listenV2(ctx context.Context) error {
 				return
 			}
 
-			ShellHubConnectV2Path := "/connection"
+			ShellHubConnectV2Path := "/agent/connection"
 
 			logger.Debug("Using tunnel version 2")
 

gateway/nginx/conf.d/shellhub.conf

@@ -389,7 +389,7 @@ server {
         proxy_redirect off;
     }
 
-    location /connection {
+    location /agent/connection {
         set $upstream ssh:8080;
 
         auth_request /auth;

ssh/http/handlers.go

@@ -38,7 +38,7 @@ const (
 	// HandleConnectionV2Path is the connection endpoint where agents using yamux/multistream connects to
 	// establish a WebSocket connection. Subsequent logical streams are opened without additional HTTP
 	// handshakes and are protocol-negotiated via multistream-select.
-	HandleConnectionV2Path = "/connection"
+	HandleConnectionV2Path = "/agent/connection"
 )
 
 const (