fix lore duplication

Author: acrylic-style

build.gradle.kts

@@ -8,7 +8,7 @@ plugins {
 
 allprojects {
     group = "net.azisaba.loreeditor"
-    version = "1.2.1"
+    version = "1.2.2"
 
     apply {
         plugin("java")

v1_21_1/src/main/java/net/azisaba/loreeditor/v1_21_1/item/ItemStackImpl.java

@@ -87,6 +87,7 @@ public void setTag(@Nullable CompoundTag tag) {
         handle.set(DataComponents.CUSTOM_DATA, tag == null ? null : CustomData.of(((CompoundTagImpl) tag).getHandle()));
         if (tag != null) {
             if (!tag.hasKeyOfType("display", 10)) {
+                handle.remove(DataComponents.LORE);
                 return;
             }
             CompoundTag displayTag = tag.getCompound("display");
@@ -102,6 +103,8 @@ public void setTag(@Nullable CompoundTag tag) {
             } else {
                 handle.remove(DataComponents.LORE);
             }
+        } else {
+            handle.remove(DataComponents.LORE);
         }
     }