Code Quality configuration

[parfeniukink]

TLDR

A variety of tools are available for checking the code quality. All the tools are now configured in a single place and the project fits all the requirements of those tools.

Detailed

• setup.py is replaced with the pyproject.toml. More here: https://peps.python.org/pep-0621/
  • Code Quality tool configurations are improved
  • Dependencies are grouped to be reused by other tools
• All issues are resolved according to code quality requirements
• The tox tool is added to the dependencies list to automate the code quality-checking process
  • Python versions that are tested: 3.8, 3.9, 3.10, 3.11, 3.12
  • The tox.ini configuration file is created
• Github Actions CI workflow is added
  • Integration tests are not added to the automation process. sLLM service in GithubActions TBD...
• flake8 linter is removed since the ruff is used
• README.md now includes the Code Quality section with all the instructions and examples