refactor: remove all legacy files

+ comment/delete things that haven't yet migrated to mantine

inertia/components/home/feature_list.tsx

@@ -0,0 +1,24 @@
+import { SimpleGrid } from '@mantine/core';
+import { Feature } from '~/components/home/feature';
+
+export const featureList = [
+	'collection',
+	'link',
+	'search',
+	'extension',
+	'share',
+	'contribute',
+] as const;
+
+export const FeatureList = () => (
+	<SimpleGrid
+		mt={60}
+		cols={{ base: 1, sm: 2, md: 3 }}
+		spacing={{ base: 'xl', md: 50 }}
+		verticalSpacing={{ base: 'xl', md: 50 }}
+	>
+		{featureList.map((feature, index) => (
+			<Feature name={feature} key={index} />
+		))}
+	</SimpleGrid>
+);