commands output reliable return values and new result for run if not run directly

src/main/java/carpet/network/ServerNetworkHandler.java

@@ -83,6 +83,7 @@ public class ServerNetworkHandler
         String id = commandData.getString("id");
         List<Component> output = new ArrayList<>();
         Component[] error = {null};
+        int[] returnValue = {0};
         if (player.getServer() == null)
         {
             error[0] = Component.literal("No Server");
@@ -90,7 +91,7 @@ public class ServerNetworkHandler
         else
         {
             player.getServer().getCommands().performPrefixedCommand(
-                    new SnoopyCommandSource(player, error, output), command
+                    new SnoopyCommandSource(player, error, output, returnValue), command
             );
         }
         CompoundTag result = new CompoundTag();
@@ -99,6 +100,7 @@ public class ServerNetworkHandler
         {
             result.putString("error", error[0].getContents().toString());
         }
+        result.putInt("return", returnValue[0]);
         ListTag outputResult = new ListTag();
         for (Component line : output)
         {