Add an indicator on the frontend page to show 1. how many tasks are queued? 2. status of the backend {idle, running, error happened} Enhance the existing API Get /currentRunning in [server.py](https://github.com/UAVLab-SLU/DRV_public/blob/main/backend/PythonClient/server/simulation_server.py) to return the necessary information.
Add an indicator on the frontend page to show
Enhance the existing API Get /currentRunning in server.py to return the necessary information.