A remark plugin to expose frontmatter to ssrProps.

// aleph.config.ts
import {
  mdx,
  remarkFrontmatterProps,
} from "https://deno.land/x/aleph_plugin_mdx@$VERSION/mod.ts";
import remarkFrontmatter from "https://esm.sh/remark-frontmatter";
import type { Config } from "https://deno.land/x/aleph@v0.3.0-beta.19/types.d.ts";
export default <Config> {
  plugins: [
    mdx({
      remarkPlugins: [remarkFrontmatter, remarkFrontmatterProps],
    }),
  ],
};