Update app.py

app.py

@@ -34,6 +34,13 @@ with gr.Blocks() as iface:
     shorten_button.click(fn=update_short_url, inputs=url_input, outputs=short_url_output)
     clear_button.click(fn=clear_inputs, inputs=[], outputs=[url_input, short_url_output])
     
-    copy_button.click(fn=None, _js="navigator.clipboard.writeText(document.querySelector('input[aria-label=\"Shortened URL\"]').value)")
+    copy_button.click(fn=None, _js="""
+    const shortUrlInput = document.querySelector('input[aria-label="Shortened URL"]');
+    navigator.clipboard.writeText(shortUrlInput.value).then(() => {
+        alert('URL copied to clipboard');
+    }).catch(err => {
+        console.error('Error copying text: ', err);
+    });
+    """)
 
 iface.launch()