Normalize block entity IDs and handle bundled packets

- Normalize hidden block entity identifiers across versions
- Add block break and tile entity handling for newer protocol versions
- Preserve packet filtering through bundle packets and fix chunk section copying

SpigotCore/SpigotCore_19/src/de/steamwar/techhider/ProtocolWrapper19.java

@@ -19,6 +19,7 @@
 
 package de.steamwar.techhider;
 
+import de.steamwar.Reflection;
 import org.bukkit.entity.Player;
 
 import java.util.function.BiFunction;
@@ -27,6 +28,7 @@ public class ProtocolWrapper19 extends ProtocolWrapper18 {
 
     @Override
     public BiFunction<Player, Object, Object> blockBreakHiderGenerator(Class<?> blockBreakPacket, TechHider techHider) {
-        return null;
+        Reflection.Field<?> blockBreakPosition = Reflection.getField(blockBreakPacket, TechHider.blockPosition, 0);
+        return (p, packet) -> techHider.getLocationEvaluator().checkBlockPos(p, blockBreakPosition.get(packet)) == TechHider.State.SKIP ? packet : null;
     }
 }