og/lib/render.js

import html2png, { renderHtml as htmlParser } from '@besties/html2png'
import fs from 'node:fs'

const style = fs.readFileSync('./assets/style.css', 'utf8')

export default async function (html, options = {}) {
	return html2png(`<style>${style}</style>${html}`, options)
}

export async function renderHtml(html) {
	const styleNow = await fs.promises.readFile('./assets/style.css', 'utf8')
	return await htmlParser(`<style>${styleNow}</style>${html}`)
}