- Added `buildCorePatternGlossLookup` to create a mapping of core patterns for improved hint sanitization.
- Implemented `sanitizeGapFillHintText` to validate and replace hints based on answer word count and gloss availability, generating fixes and warnings as needed.
- Updated `sanitizeExerciseForConsistency` to incorporate new sanitization logic for gap-fill exercises, ensuring consistent exercise data handling.
- Enhanced logging in `createBisayaCourseContent` to provide detailed feedback on exercise processing and validation outcomes.