Update blueprints.py

[thepolkamonster]

Updated to Flask_Smorest blueprints for better documentation,

Fixes #

Short description of what this resolves:

Updated to flask_smorest for better documentation and added descriptions to the blueprints

Changes proposed in this pull request:

Updated to flask_smorest and added description

Checklist

• [ 1] I have read the Contribution & Best practices Guide and my PR follows them.
• [1 ] My branch is up-to-date with the Upstream development branch.
• [1 ] The unit tests pass locally with my changes
• [ 1] I have added tests that prove my fix is effective or that my feature works
• [ 1] I have added necessary documentation (if appropriate)

• [1 ] All the functions created/modified in this PR contain relevant docstrings.