User Story 4.2 - API Documentation

[DaSHdotHub]

As a developer, I want to document the API, so that it is easy for other developers to understand and use.

Acceptance Criteria:

• [x] Criteria 1 - Create comprehensive documentation for the API, including all endpoints and their usage.
• [x] Criteria 2 - Documentation should include examples of requests and responses.
• [x] Criteria 3 - Ensure the documentation is accessible and easy to navigate.

[DaSHdotHub]

Implement swagger as described in https://django-rest-swagger.readthedocs.io/en/latest/

[DaSHdotHub]

django-rest-swagger deprecated Instead https://drf-yasg.readthedocs.io/en/stable/ was used.