docs: Add expose-markdown-docusaurus-plugin resource (facebook#11623)

Author: FlyNumber

website/community/2-resources.mdx

@@ -73,6 +73,7 @@ See the <a href={require('@docusaurus/useBaseUrl').default('showcase')}>showcase
 - [docusaurus-i18n](https://github.com/moonrailgun/docusaurus-i18n) - Auto-translate docusaurus documents with openai.
 - [docusaurus-plugin-glossary](https://github.com/mcclowes/docusaurus-plugin-glossary) - A docusaurus plugin for helping users understand key terms.
 - [docusaurus-plugin-cookie-consent](https://github.com/mcclowes/docusaurus-plugin-cookie-consent) - A Docusaurus plugin for allowing users to opt in/out of cookies, and accessing those settings in code.
+- [expose-markdown-docusaurus-plugin](https://github.com/FlyNumber/markdown_docusaurus_plugin) - A Docusaurus plugin that exposes your /docs Markdown files as raw .md URLs. (For LLM's and such).
 
 ## Enterprise usage {#enterprise-usage}