Add creates a new AirflowBase Controller and adds it to the Manager with default RBAC.

IsPostgres return true for postgres.

Cluster - interface to handle airflowbase.

Flower - interface to handle flower.

MemoryStore - interface to handle memorystore.

Redis - interface to handle redis.

Scheduler - interface to handle scheduler.

UI - interface to handle ui.

Worker - interface to handle worker.