make index render new components and remove <app/>

src/index.tsx

@@ -1,19 +1,20 @@
-import React from 'react';
-import ReactDOM from 'react-dom/client';
-import './index.css';
-import App from './App';
-import reportWebVitals from './reportWebVitals';
+import React from "react"
+import ReactDOM from "react-dom/client"
+import "./index.css"
+import Board from "./Board"
+import reportWebVitals from "./reportWebVitals"
+import InstructionMenu from "./InstructionMenu"
 
-const root = ReactDOM.createRoot(
-  document.getElementById('root') as HTMLElement
-);
+const root = ReactDOM.createRoot(document.getElementById("root") as HTMLElement)
 root.render(
   <React.StrictMode>
-    <App />
+    <InstructionMenu />
+    <br />
+    <Board />
   </React.StrictMode>
-);
+)
 
 // 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();
+reportWebVitals()