Add flask logging configuration setup tools

Description

Add a mechanism for setting up flask applications logging in a standard manner.

Acceptance criteria

• Simple flask extension created to configure structlog for flask.

Links/references

Structlog external libraries documentation: https://www.structlog.org/en/stable/frameworks.html#flask

Flask logging documentation: https://flask.palletsprojects.com/en/latest/logging/

Flask extensions documentation: https://flask.palletsprojects.com/en/latest/extensiondev/