Debug system (#1894)

* Add build (compile) script: gradlew jar

* Move server and services log levels to ConfigContainer, ability to enable/disable show packet payload and loop packets

* Add some loop packets to known list

src/main/java/emu/grasscutter/net/packet/PacketOpcodesUtils.java

@@ -27,7 +27,8 @@ public class PacketOpcodesUtils {
         PacketOpcodes.PingRsp,
         PacketOpcodes.WorldPlayerRTTNotify,
         PacketOpcodes.UnionCmdNotify,
-        PacketOpcodes.QueryPathReq
+        PacketOpcodes.QueryPathReq,
+        PacketOpcodes.QueryPathRsp
     );
 
     static {