v6.0.0

Added

• New amazon_creatorsapi module for Amazon Creators API support
• creatorsapi_python_sdk package bundled for OAuth2 authentication
• models submodule exposing all SDK model classes (Item, Condition, SortBy, etc.)
• Migration guide from PAAPI to Creators API (docs/pages/migration-guide-6.md)
• Integration tests for the new Creators API module
• New dependencies: pydantic>=2.0.0 and requests>=2.28.0

Changed

• BREAKING: The amazon_paapi module is now deprecated in favor of amazon_creatorsapi
• Updated documentation to reflect the new Creators API module
• Reorganized utility functions into amazon_creatorsapi.core package
• Updated README with Creators API examples and deprecation notice

Deprecated

• amazon_paapi module - use amazon_creatorsapi instead
• All PAAPI-specific documentation pages removed

Removed

• Migration guides for versions 4 and 5 (migration-guide-4.md, migration-guide-5.md)