- Introduced flags to prevent multiple executions of lesson completion checks and navigation, improving user experience and preventing potential issues.
- Updated the checkLessonCompletion method to ensure accurate score calculation and progress updates.
- Enhanced the navigateToNextLesson method to handle course loading and user navigation more effectively, including user prompts for lesson completion.
- Improved the typing mode logic to ensure questions are only presented when available, enhancing the vocabulary trainer functionality.
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