sapper/site/src/routes/docs/index.json.js

import send from '@polka/send';
import generate_docs from '../../utils/generate_docs.js';

let json;

export function get(req, res) {
	if (!json || process.env.NODE_ENV !== 'production') {
		json = JSON.stringify(generate_docs('docs')); // TODO it errors if I send the non-stringified value
	}

	send(res, 200, json, {
		'Content-Type': 'application/json'
	});
}