- Fix missing user_id parameter in analyze_content_style() call
- Fix missing user_id parameter in analyze_style_patterns() call
- Fix missing user_id parameter in generate_style_guidelines() call
- user_id is required for subscription checking in llm_text_gen()
- Resolves errors: 'user_id is required for subscription checking'
- All style detection functions now properly pass user_id from executor context
