[FEATURE] Test the entire application functionality after Flask upgradation

[Sachinbisht27]

Is your feature request related to a problem? Please describe.
We are upgrading the Flask package from Flask 1.2.2 to Flask 3.0.0. So, we need to do proper testing for all the functionalities thoroughly in the entire application.

Describe the solution you'd like

• Make the list of the functionalities to test.
• Test all the functionalities thoroughly.
• Fix if anything breaks.
• Test locally, GitHub action and on staging.

Describe alternatives you've considered
NA

Additional context

• The upgraded package versions and dependencies should work fine.
• All the functionalities in the entire application should work fine.

Acceptance Criteria
Add acceptance criteria here.

Documentation
Add whatever documentation will be required here.

[vivek-kumar-pandey]

The testing was done and everything worked fine so we released it in production. Closing this issue now