* refactor: removed unused files, dependencies and added valid callback URL
* chore: update env example
* test: fixed issue with subscription on deleteUserCollection in UserCollection module
* test: fixed time related issue with auth service methods
* chore: removed unused dependencies in auth.service file
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Co-authored-by: Mir Arif Hasan <arif.ishan05@gmail.com>
Co-authored-by: Balu Babu <balub997@gmail.com>