fix share_btn

share_btn.py

@@ -28,12 +28,12 @@ share_js = """async () => {
         const res = await fetch(src);
         const blob = await res.blob();
         const imgId = Date.now() % 200;
-        const isPng = src.startsWith(`data:image/png`);
+        const isPng = !!imgEl;
         if(isPng){
-            const fileName = `controlnet-3d-pose-${{imgId}}.png`;
+            const fileName = `controlnet-3d-pose-${imgId}.png`;
             return new File([blob], fileName, { type: 'image/png' });
         }else{
-            const fileName = `controlnet-3d-pose-${{imgId}}.jpg`;
+            const fileName = `controlnet-3d-pose-${imgId}.jpg`;
             return new File([blob], fileName, { type: 'image/jpeg' });
         }
 	}