Fix leashes

src/main/java/com/kasetoatz/fastGhast/FastGhast.java

@@ -1,6 +1,12 @@
 package com.kasetoatz.fastghast;
 
 import net.fabricmc.api.ModInitializer;
+import net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents;
+import net.minecraft.entity.Leashable;
+import net.minecraft.entity.passive.HappyGhastEntity;
+import net.minecraft.network.packet.s2c.play.PositionFlag;
+
+import java.util.EnumSet;
 
 import static com.kasetoatz.fastghast.config.Config.load;
 
@@ -10,5 +16,13 @@ public class Fastghast implements ModInitializer
     public void onInitialize()
     {
         load();
+        ServerTickEvents.END_SERVER_TICK.register((server) -> {
+            server.getWorlds().forEach(world -> world.iterateEntities().forEach(entity -> {
+                if (entity instanceof Leashable leashed && leashed.isLeashed() && leashed.getLeashHolder() instanceof HappyGhastEntity ghast && leashed.getDistanceToCenter(ghast) > 8)
+                {
+                    entity.teleport(world, ghast.getX(), ghast.getY(), ghast.getZ(), EnumSet.noneOf(PositionFlag.class), entity.getYaw(), entity.getPitch(), false);
+                }
+            }));
+        });
     }
 }

src/main/resources/fabric.mod.json

@@ -7,7 +7,6 @@
   "authors": [],
   "contact": {},
   "license": "MIT",
-  "icon": "assets/fastghast/icon.png",
   "environment": "*",
   "entrypoints": {
     "main": [