Assuming all the dependencies are satisfied like node.js and corresponding Node Modules and python packages.

step-1 first in the root directory(terminal) run: npm run dev

step-2 second in another terminal in root directory run the following:

cd backend python app.py

repeat the above step-2 for app2.py app3.py chatbot.py

the Step 1 terminal will have a link which when opend will direct you to the project dashboard with all backend and frontend running given that all the steps were followed.