Share btn to preview

share_btn.py

@@ -100,6 +100,7 @@ share_js = r"""async () => {
     const params = new URLSearchParams({
         title: title,
         description: descriptionMd,
+        preview: true,
     });
     const paramsStr = params.toString();
     window.open(`https://huggingface.co/spaces/editing-images/ledits/discussions/new?${paramsStr}`, '_blank');