Update vision protocol

transport/vless/constant.go

@@ -11,6 +11,10 @@ var (
 	tlsClientHandShakeStart = []byte{0x16, 0x03}
 	tlsServerHandShakeStart = []byte{0x16, 0x03, 0x03}
 	tlsApplicationDataStart = []byte{0x17, 0x03, 0x03}
+
+	commandPaddingContinue byte = 0
+	commandPaddingEnd      byte = 1
+	commandPaddingDirect   byte = 2
 )
 
 var tls13CipherSuiteDic = map[uint16]string{