Enable XUDP by default in VLESS

option/vless.go

@@ -20,5 +20,5 @@ type VLESSOutboundOptions struct {
 	Network        NetworkList            `json:"network,omitempty"`
 	TLS            *OutboundTLSOptions    `json:"tls,omitempty"`
 	Transport      *V2RayTransportOptions `json:"transport,omitempty"`
-	PacketEncoding string                 `json:"packet_encoding,omitempty"`
+	PacketEncoding *string                `json:"packet_encoding,omitempty"`
 }