removed tests and sample screen

src/index.js

@@ -1,17 +1,11 @@
-import React from 'react';
-import ReactDOM from 'react-dom';
-import './index.css';
-import App from './App';
-import reportWebVitals from './reportWebVitals';
+import React from "react";
+import ReactDOM from "react-dom";
+import "./index.scss";
+import App from "./App.js";
 
 ReactDOM.render(
-  <React.StrictMode>
-    <App />
-  </React.StrictMode>,
-  document.getElementById('root')
+    <React.StrictMode>
+        <App />
+    </React.StrictMode>,
+    document.getElementById("root")
 );
-
-// If you want to start measuring performance in your app, pass a function
-// to log results (for example: reportWebVitals(console.log))
-// or send to an analytics endpoint. Learn more: https://bit.ly/CRA-vitals
-reportWebVitals();