Release v0.2.2

What's Changed

Improvements

• Enhanced PDF Download Retry Logic: Updated retry mechanism with longer delays (5min → 10min → 20min → 40min → 80min → error) for better handling of PDF availability delays
• Code Quality: Fixed linting issues across entire codebase including unused imports and deprecated assertion syntax
• Type Safety: Resolved mypy redefinition errors in docling converter module

Technical Changes

• Improved test coverage with comprehensive mocks for docling dependencies
• Standardized import formatting and ordering
• Enhanced error handling in PDF download operations
• Updated test suite to match new retry timing sequences

Bug Fixes

• Fixed deprecated assertion syntax in test files
• Resolved type checking issues with mock class definitions
• Improved memory optimization settings for PDF processing

Full Changelog: v0.2.1...v0.2.2