Migrate to Remark + Rehype and add HTML Comment Component System

[crutchcorn]

It would be great to have the component system from https://playfulprogramming.com/ in our docs where we can do:

<!-- ::start:tabs -->
# React

Some React

# Angular

Some Angular

# Vue

Some Vue

<!-- ::end:tabs -->

To define three different tabs

Code references

tanstack.com/src/components/Doc.tsx

Line 42 in 12b21bc

const markup = marked.use(

https://github.com/playfulprogramming/playfulprogramming/blob/main/src/utils/markdown/components/tabs/rehype-transform.ts