Jv/add comments likes

[Vrbitko]

Description

Added likes and comments models. Implemented tests and added func for admins to delete comment.

References

Fixes # (issue)

Type of change

• [X] New feature (non-breaking change which adds functionality)

How Has This Been Tested?

• adding and removing of comments/likes checked manually by calling endpoints
• implemented tests
• remove comments on admin side not testes. Just created new method which calls already tested delete_data on Comments model.

Test Configuration:

• Firmware version: locally run mongoDB 6.0.1, with python version 3.9
• Os: MacOS Monterey 12.6

Checklist:

• [x] I have added a description of the change
• [X] My code follows the style guidelines of this project
• [X] I have performed a self-review of my own code
• [X] I have commented on my code, particularly in hard-to-understand areas
• [X] My changes generate no new warnings
• [X] I have added tests that prove my fix is effective or that my feature works
• [X] Any dependent changes have been merged and published in downstream modules
• [X] I have searched previous suggestions before making a new one, as mine may be a duplicate.
• [X] I acknowledge that all my contributions will be made under the project's license.