[Refactor] Move to "env-schema" lib instead of using process env with a strict interface #50
Description
Description
It requires to move to the env-schema lib instead of using process env with a strict interface. It allows using one general approach with a wide list of configurations instead of some custom solution that is present now.
Acceptance Criteria
- The old processEnv helper is deleted
- All processEnv helper usages replaced to env-schema
- Tested all new/updated changes
- Autotests passed locally
- Autotests passed on the CI
- Added/Updated a documentation