- Introduced `add_english_context_category.py` to populate missing English titles and descriptions for HadisCategory.
- Added `english_context.py` to fill in missing English context for Hadith fields including title, narrator, translation, and description.
- Created `arabic_text.py` to replace Hadith text with authentic Arabic texts.
- Updated `CategorySerializer` to calculate the total number of Hadiths in a category and its descendants.