Remove solution of christian to implement more general way

src/frontend/src/modals/dictAreaModal/index.tsx

@@ -26,15 +26,7 @@ export default function DictAreaModal({
     if (value) ref.current = value;
   }, [ref]);
 
-  //This code prevents delete Node and close modal when user press backspace key
-  const handleKeyDown = (event) => {
-    if (event.code === "Backspace") {
-      event.stopPropagation();
-    }
-  };
-
   return (
-    <div onKeyDown={handleKeyDown} className="h-full w-full">
     <BaseModal size="medium-h-full" open={open} setOpen={setOpen}>
       <BaseModal.Trigger>{children}</BaseModal.Trigger>
       <BaseModal.Header description={CODE_DICT_DIALOG_SUBTITLE}>
@@ -46,7 +38,7 @@ export default function DictAreaModal({
         />
       </BaseModal.Header>
       <BaseModal.Content>
-          <div className="nopan nodelete nodrag noundo nocopy flex h-full w-full flex-col transition-all ">
+        <div className="flex h-full w-full flex-col transition-all ">
           <JsonView
             theme="vscode"
             dark={true}
@@ -75,6 +67,5 @@ export default function DictAreaModal({
         </div>
       </BaseModal.Content>
     </BaseModal>
-    </div>
   );
 }