Adding llms.txt and llms-full.txt for each page.

[pushpak1300]

It will be great to provide the version of the prism docs in llm friendly way. https://prism.echolabs.dev/

Let me know if you're open for this and I'll start working on this.

more about llm's
https://llmstxt.org/

[sixlive]

I'm for it!