index.json.ts

import { parse } from "path";

import type { RequestHandler } from '@sveltejs/kit';

export const get: RequestHandler = async () => {
    const modules = import.meta.glob("./**/index.svelte.md");

    const posts = [];

    await Promise.all(Object.entries(modules).map(async ([file, module]) => {
        const { metadata } = await module();
        
        posts.push({
            author: metadata.author,
            created: metadata.created,
            slug: parse(file).dir,
            subtitle: metadata.subtitle,
            title: metadata.title,
        });
    }));

    // Newest first
    posts.sort((a, b) => (a.created > b.created) ? -1 : 1);

    return {
        body: {
            posts: posts,
        },
    }
};