- Updated capability level mappings in the backend to reflect new terminology (e.g., "einsteiger" to "basis" and "experte" to "optimierung").
- Refactored the exercise management logic to normalize skill levels using canonical slugs, improving consistency across the application.
- Enhanced the ExercisesListPage with additional filtering options for style direction, training type, and target group, along with AI search capabilities.
- Incremented application version to 0.7.7 and updated changelog to document these changes.
