Update app.py

app.py

@@ -29,9 +29,9 @@ def run_script(text: str):
             screenshot = driver.get_screenshot_as_png()
         except WebDriverException as e:
             return [Image.new('RGB', (1, 1)), e]
-        #finally:
-        if driver:
-            driver.quit()
+        finally:
+            if driver:
+                driver.quit()
 
         return [Image.open(BytesIO(screenshot)), 'operation success.']
     else: