- Added TaskCategorizationService to categorize tasks based on keywords in descriptions.
- Implemented fuzzy matching using Levenshtein distance for better keyword matching.
- Introduced caching for categories and keywords to optimize database queries.
- Added methods for categorizing individual tasks and batch processing for project tasks.
- Created SQL migration scripts for task_categories and category_keywords tables.
- Included default categories and keywords for initial setup.
- Enhanced project_tasks table with new columns for categorization data.
- Added statistics export functionality for category performance analysis.
