* fix: added code for separate engine and session for each project in rofiler and classification and refactor billing project approach
* fix: added entity.database check, bigquery sampling tests
* fix: system metrics logic when bigquery billing project is provided
* Change how status is handled after running workflow
* Reset changes in config files
* Add auxiliary Summary class
* Improve failures handling
* Pylint error
* Pylint error
* Show result in table
* Add test
* Fix setup.py
* Add comments