Firther integrate octothorpes

eleventy.config.js

@@ -1,6 +1,7 @@
 import { DateTime } from "luxon";
 import emojiReadTime from "@11tyrocks/eleventy-plugin-emoji-readtime";
 import markdownIt from "markdown-it";
+import markdownItAttrs from "markdown-it-attrs";
 import markdownItFootnote from "markdown-it-footnote";
 import markdownItContainer from "markdown-it-container";
 import markdownItAnchor from "markdown-it-anchor";
@@ -48,6 +49,7 @@ export default async function (eleventyConfig) {
 				level: [1, 2, 3, 4],
 				slugify: eleventyConfig.getFilter("slugify"),
 			})
+			.use(markdownItAttrs)
 			.use(markdownItFootnote)
 			.use(mdfigcaption, figoptions)
 			.use(markdownItContainer, "info");