How can i run Shopify CLI in ubuntu 20.4? how can i open my app project on store

I have to create a project using PHP

command - shopify app create php composer create-project laravel/laravel testing-app

and after that, I am login into my store using shopify login after that I am starting shopify app tunnel start and output is ngrok HTTP URL and then run shopify app serve command, and only one output given

✗ You are not in a Shopify app project

how can i solve this issue

Hi @Anonymous

This means you are not in the app folder from where the app being served.

Hope you got the point.