Chore: Migrate NotFoundPage to TS

apps/meteor/client/views/notFound/NotFoundPage.tsx

@@ -0,0 +1,63 @@
+import { Box, Button, ButtonGroup, Flex, Margins } from '@rocket.chat/fuselage';
+import { useRoute, useTranslation } from '@rocket.chat/ui-contexts';
+import React, { ReactElement } from 'react';
+
+const NotFoundPage = (): ReactElement => {
+	const t = useTranslation();
+	const homeRoute = useRoute('home');
+
+	const handleGoToPreviousPageClick = (): void => {
+		window.history.back();
+	};
+
+	const handleGoHomeClick = (): void => {
+		homeRoute.push();
+	};
+
+	return (
+		<Flex.Container direction='column' justifyContent='center' alignItems='center'>
+			<Box
+				is='section'
+				width='full'
+				minHeight='sh'
+				textAlign='center'
+				backgroundColor='neutral-800'
+				style={{
+					backgroundImage: "url('/images/404.svg')",
+					backgroundRepeat: 'no-repeat',
+					backgroundPosition: 'center',
+					backgroundSize: 'cover',
+				}}
+			>
+				<Flex.Item>
+					<Box>
+						<Margins all='x12'>
+							<Box fontWeight='p2m' fontSize='x64' color='alternative'>
+								404
+							</Box>
+
+							<Box role='heading' aria-level={1} fontScale='h2' color='alternative'>
+								{t('Oops_page_not_found')}
+							</Box>
+
+							<Box role='status' aria-label='Sorry_page_you_requested_does_not_exist_or_was_deleted' fontScale='p2' color='alternative'>
+								{t('Sorry_page_you_requested_does_not_exist_or_was_deleted')}
+							</Box>
+						</Margins>
+
+						<ButtonGroup align='center' margin='x64'>
+							<Button type='button' primary onClick={handleGoToPreviousPageClick}>
+								{t('Return_to_previous_page')}
+							</Button>
+							<Button type='button' primary onClick={handleGoHomeClick}>
+								{t('Return_to_home')}
+							</Button>
+						</ButtonGroup>
+					</Box>
+				</Flex.Item>
+			</Box>
+		</Flex.Container>
+	);
+};
+
+export default NotFoundPage;