Pepdbagent

- Introduced a new database schema (3 tables: projects, samples, subsamples)
- Added new tests
- Fixed the issue of sqlalchemy session already being closed

- Changed the orientation of the raw project dictionary to "records" and updated peppy version to 0.35.6.
- Added description column
- Added sql description search
- Deleted unused files

- Added validation of question mark in name and tag
- Fixed description and name in config file
- Fixed preserving order of columns in database

- Fixed project.update function

- Transitioned to SQLAlchemy ORM.
- Added a pep_schema column to the database.
- Implemented a new testing approach.
- Integrated sorting functionality into the annotations module.
- Temporarily disabled description-based searches to mitigate long processing times and reduce database load.
- Included timezone support in the database.
- Standardized namespace and names to lowercase for case-insensitivity.
- Streamlined the database schema creation process, with tables now created dynamically as needed.

- Fixed bug with peppy const dependencies