refactor: format and lint codebase (#971)

app/assets/javascripts/Components/Shared/HorizontalSeparator.tsx

@@ -0,0 +1,8 @@
+import { FunctionalComponent } from 'preact'
+
+type Props = {
+  classes?: string
+}
+export const HorizontalSeparator: FunctionalComponent<Props> = ({ classes = '' }) => {
+  return <hr className={`h-1px w-full bg-border no-border ${classes}`} />
+}