Start work on main.

src/index.js

@@ -1,8 +1,18 @@
 import React from 'react';
 import ReactDOM from 'react-dom';
+
+/*
 import { DebuggingPage } from './debuggingpage.js';
 
 ReactDOM.render(
   <><DebuggingPage /></>,
   document.getElementById('root')
 );
+*/
+
+import { MainPage } from './main.js';
+
+ReactDOM.render(
+  <><MainPage /></>,
+  document.getElementById('root')
+);

src/main.js

@@ -0,0 +1,9 @@
+import React from 'react';
+
+import SearchBar from 'material-ui-search-bar';
+
+export const MainPage = () => (
+    <SearchBar
+      placeholder="Type here..."
+    />
+)