# Description
Please include a summary of the changes and the related issue. Please
also include relevant motivation and context.
## Checklist before requesting a review
Please delete options that are not relevant.
- [ ] My code follows the style guidelines of this project
- [ ] I have performed a self-review of my code
- [ ] I have commented hard-to-understand areas
- [ ] I have ideally added tests that prove my fix is effective or that
my feature works
- [ ] New and existing unit tests pass locally with my changes
- [ ] Any dependent changes have been merged
## Screenshots (if appropriate):
* 🗃️ Rename users table into user_daily_usage
* 💥 replace User model with UserIdentity model
* 🗃️ New UserDailyUsage class for database interaction
* 🐛 fix daily requests rate limiting per user
* 🐛 fix user stats and properties update
* ✏️ add typing and linting
* 🚚 rename user_dialy_usage Class into user_usage & requests_count into daily_requests_count
* 🚑 fix some rebase errors
* 🗃️ add new tables for multiple brains
* 🗑️ remove date input from fetch_user_id_from_credentials
* ✨ new /brain endpoints
* ♻️ refactor backend utils by splitting it into files
* 💡 comments for next actions to update /upload
* feat: user can create api keys
* fix: linting on build
* Update backend/routes/api_key_routes.py
* chore: rename and refactor AuthBearer
* chore: add types
