processMarkdown = async (content, filename) => {
	const mdxResult = await mdx.compile(content, {
		smartypants: false,
		highlight: { highlighter: highlighter(filename) }
	});

	if (!mdxResult) throw new Error(`${filename} | Failed to convert markdown to html`);
	return mdxResult.code.trim();
}
@param {string} content
@param {string} filename
@returns {Promise<string>}