- Updated README.md to clarify the product prefiltering process, emphasizing the importance of legal catalog state in determining product eligibility.
- Refactored products.py to implement checks for product registration against the government catalog, ensuring only permitted products are included in recommendations.
- Added new functions to handle registration normalization and state validation, improving the accuracy of product filtering.
- Expanded unit tests in test_products.py to validate the new legal state checks and ensure correct behavior in filtering products based on their registration status.