need to include empty extraArgs in tcp-nutss progress message

punchd.nim

@@ -86,7 +86,7 @@ proc handleRequest(punchd: Punchd, line: string,
         proc progress() {.async.} =
           echo "progress!"
           let content = @["tcp-nutss", $req.srcIp, req.srcPorts.join(","),
-                          $req.dstIp, req.dstPorts.join(",")].join("|")
+                          $req.dstIp, req.dstPorts.join(","), ""].join("|")
           await sendToClient(unixSock, &"progress|{id}|{content}\n")
         sock = await punchd.tcpNutssInitiator.initiate(req.srcPorts[0], req.dstIp,
                                                        req.dstPorts, progress)