Success Message Implementation:
- Added success messages to screens where data is fetched or updated, such as login, registration, and profile retrieval.

Multiple Device Login Handling:
- Implemented a mechanism to log users out from the first device when they attempt to log in on a second device, resolving the invalid token error.

Delete Account API:
- Implemented the delete account API, allowing users to permanently delete their accounts.

Recipe Category API Issue:
- Investigating issues related to displaying data from the Recipe category API.