feature: enhance language detection and logging in config command

- Added functionality to detect file extensions in the specified path before language detection.
- Implemented logging for recognized file extensions and detected languages using the logger package.
- Improved error handling for invalid configurations in the Codacy YAML file.
- Refactored the detectLanguagesInPath function to utilize the new detectFileExtensions function for better clarity and maintainability.

Author: andrzej-janczak