Move docs out from the repo as on Deals project

[ssuvorov]

Documentation page

Deals project uses a separate repo for documentation.

We have to think about migrating docs to https://docusaurus.io/docs/playground And maybe use https://editorjs.io/ as a default editor.

Links

• Deals docs page: https://deals.prime.xyz/documentation
• Deals Repo: https://github.com/PrimeDAO/prime-deals-dapp
• Deals Docs Repo: https://github.com/PrimeDAO/deals-docs
• https://docusaurus.io/
• https://editorjs.io/