v2.0.0 - Initial Release

🎉 Release v2.0.0 - Major Architecture Overhaul

🚀 Major Features

💾 Enhanced Financial Data Extraction

• New FinancialDataExtractor class for all bilan types
• Support for 6 bilan types:
  • TBC (Complete accounts)
  • TBS (Simplified accounts)
  • TBK (Consolidated accounts)
  • TBB (Bank accounts)
  • TBAC/TBAS (Agricultural - partial support)
• Intelligent fallback mechanism for financial data extraction
• Extract: Revenue (Chiffre d'affaires), Profit/Loss, Equity (Capitaux propres), Employee count

🔐 Security & Configuration

• Environment variable configuration via .env files
• Secure credential management with Config class
• Template provided (.env.EXAMPLE)

✅ Input Validation & Error Handling

• Comprehensive SIREN/SIRET validation
• Custom exception hierarchy: AuthenticationError, ApiRequestError, InvalidSirenError, InvalidSiretError
• Clear, actionable error messages
• Validation utilities: validate_siren(), validate_siret(), is_valid_siren(), is_valid_siret()

🎯 Developer Experience

• Context manager support for automatic resource cleanup
• Full type hints throughout entire codebase
• Comprehensive docstrings
• Demonstration script (main.py) with real-world examples

📚 Documentation

• Complete API reference in README
• Usage examples for all major features
• Development setup guide (CONTRIBUTING.md)
• Links to official INPI technical documentation

📦 What's Included

Core Modules:

• InpiCompaniesClient - Company information and directors
• ComptesAnnuelsClient - Financial statements (JSON + PDF)
• ActesClient - Official legal documents (PDF download)
• FinancialDataExtractor - Financial data extraction utilities
• SirenSiretValidator - Input validation utilities

Infrastructure:

• BaseHttpClient - Reusable HTTP client with error handling
• BaseAuthenticator - Abstract authentication interface
• Config - Centralized configuration management
• Custom exceptions for precise error handling