Improve API Response Pagination

[DimitrovK]

Add pagination to the questionnaire and AI response list endpoints to improve performance and user experience.
Tasks

Add pagination settings in cvimprover/settings.py
Configure pagination for CVQuestionnaireViewSet
Configure pagination for AIResponseViewSet
Update API documentation with pagination details
Add tests for paginated responses

Files to modify

• cvimprover/settings.py
• cv/views.py
• cv/tests.py

[TanmayRanaware]

@DimitrovK can you add hacktoberfest tag for it. i'm interested in contributing. Can you assign it to me?

[DimitrovK]

The Repo has a Hacktoberfest tag. I've assigned it to you

[vijay-x-Raj]

Hi I have submitted a PR #32 under Hacktoberfest I you need further optimization pls tell me.

[TanmayRanaware]

Hey @DimitrovK you can go through my PR #34 containing the fix for improving API response pagination issue you have assigned to me and merge. Do let me know for any further clarification

[DancingPeacock-31]

hey ,I want to work on this issue, please assign me under the hacktoberfest 2025 . I would really appreciate for it. Thanks!!!