Update app.py

app.py

@@ -694,7 +694,7 @@ async def process_input(user_input, process):
                  # Send Ctrl+C signal to the subprocess
                 process.send_signal(signal.SIGINT)
                 # Read output and error asynchronously
-                await process.communicate()
+                os.kill(int(process.pid), signal.CTRL_C_EVENT)
                 print('stoping signal sent')
                 
             else: