Refactor integration testing setup

[haardikk21]

Parent issue tracking many related issues to do with refactoring how this codebase is tested

[github-actions]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.

[github-actions]

This issue was closed because it has been inactive for 5 days since being marked as stale.