Implement Authentication Methods

[aaw3]

Until the database is fully implemented, these configurations will be managed through yaml, which will also supported as a fast configuration type for deployments

Auth Types to be Implemented with associated Libraries and their completion status:

• OIDC - authlib
• LDAP - python-ldap
• JWT - jose
• Basic Auth - based password stored in Postgres using bcrypt hashing
• Sessions - Either stored in Starlette SessionMiddleware OR Stored in Postgres and managed through SQLAlchemy