sendou.ink/app/features/user-page/loaders/u.$identifier.index.server.ts

import type { LoaderFunctionArgs } from "@remix-run/node";
import * as UserRepository from "~/features/user-page/UserRepository.server";
import { notFoundIfFalsy } from "~/utils/remix.server";

export const loader = async ({ params }: LoaderFunctionArgs) => {
	const user = notFoundIfFalsy(
		await UserRepository.findProfileByIdentifier(params.identifier!),
	);

	return {
		user,
	};
};