Update app.py

app.py

@@ -25,7 +25,7 @@ def interface():
             fn=update_ui, 
             inputs=code_input, 
             outputs=[ui_preview, error_output],
-            _js="""
+            js="""
             function(code) {
                 // Create a temporary div to parse the HTML/CSS/JS
                 const tempDiv = document.createElement('div');