Removed hard coded supabase keys

[MaxFSP]

Description ✏️

Closes Remove hard coded supabase keys in submodule ( issue on trypear/pearai-server )

What changed? Feel free to be brief.

Eliminated the need for hard coding of the url and keys, and added function to call them from the server

Checklist ✅

• [ ] I have added screenshots (if UI changes are present).
• [ ] I have done a self-review of my code.
• [ ] I have manually tested my code (if applicable).