Hello today i want to change something in my project, but when i tried to open the project in browser, it does not open the project and i get message saying "the react app is not responding". Im pretty sure i dont have any error in my code,last time i remmember changing some components but it worked perfectly fine. But now it wont open the project in browser. I dont know how to solve this.

This is the code, i put it in my github :