fix: enable code spliting for app

app/src/Root.tsx

@@ -1,9 +1,10 @@
-import React, { useEffect } from 'react';
+import React, { useEffect, lazy, Suspense } from 'react';
 import { Switch, Route } from 'react-router-dom';
 import { useAuthorizer } from '@authorizerdev/authorizer-react';
-import Dashboard from './pages/dashboard';
-import Login from './pages/login';
-import ResetPassword from './pages/rest-password';
+
+const ResetPassword = lazy(() => import('./pages/rest-password'));
+const Login = lazy(() => import('./pages/login'));
+const Dashboard = lazy(() => import('./pages/dashboard'));
 
 export default function Root() {
 	const { token, loading, config } = useAuthorizer();
@@ -24,22 +25,26 @@ export default function Root() {
 
 	if (token) {
 		return (
-			<Switch>
-				<Route path="/app" exact>
-					<Dashboard />
-				</Route>
-			</Switch>
+			<Suspense fallback={<></>}>
+				<Switch>
+					<Route path="/app" exact>
+						<Dashboard />
+					</Route>
+				</Switch>
+			</Suspense>
 		);
 	}
 
 	return (
-		<Switch>
-			<Route path="/app" exact>
-				<Login />
-			</Route>
-			<Route path="/app/reset-password">
-				<ResetPassword />
-			</Route>
-		</Switch>
+		<Suspense fallback={<></>}>
+			<Switch>
+				<Route path="/app" exact>
+					<Login />
+				</Route>
+				<Route path="/app/reset-password">
+					<ResetPassword />
+				</Route>
+			</Switch>
+		</Suspense>
 	);
 }

app/src/index.css

@@ -0,0 +1,16 @@
+body {
+	margin: 0;
+	font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
+		'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
+		sans-serif;
+	-webkit-font-smoothing: antialiased;
+	-moz-osx-font-smoothing: grayscale;
+	color: #374151;
+	font-size: 14px;
+}
+
+*,
+*:before,
+*:after {
+	box-sizing: inherit;
+}

app/src/index.tsx

@@ -1,5 +1,6 @@
 import React from 'react';
 import ReactDOM from 'react-dom';
 import App from './App';
+import './index.css';
 
 ReactDOM.render(<App />, document.getElementById('root'));

app/src/pages/rest-password.tsx

@@ -2,11 +2,11 @@ import React, { Fragment } from 'react';
 import { AuthorizerResetPassword } from '@authorizerdev/authorizer-react';
 
 export default function ResetPassword() {
-  return (
-    <Fragment>
-      <h1 style={{ textAlign: 'center' }}>Reset Password</h1>
-      <br />
-      <AuthorizerResetPassword />
-    </Fragment>
-  );
+	return (
+		<Fragment>
+			<h1 style={{ textAlign: 'center' }}>Reset Password</h1>
+			<br />
+			<AuthorizerResetPassword />
+		</Fragment>
+	);
 }