Update app.py

app.py

@@ -15,10 +15,12 @@ get_window_url_params = """
     """
 set_window_url_params = """
     function(text_input, url_params) {
-            const state = {text_input:text_input}
-    	    const queryString = '?' + new URLSearchParams(state).toString();
+            const params = new URLSearchParams(window.location.search);
+            params.set("text_input", text_input)
+            url_params = Object.fromEntries(params);
+    	    const queryString = '?' + params.toString();
             window.parent.postMessage({ queryString: queryString }, "*")
-            return [text_input, state];
+            return [text_input, url_params];
         }
     """
 with gr.Blocks() as block: