First Stable Release with Full Documentation

This is the first stable release of the project. It includes the full implementation of payment methods and complete API documentation for all methods.

Changes:

• Added all necessary API methods for payment processing.
• Created detailed documentation for each method, including usage examples.
• Improved error handling and stability.
• Prepared module for production use.

This release is ready for production and includes all core functionalities for integrating YooKassa payments with NestJS application.