- Add AI-driven audit analysis engine with batched semantic selection
- Introduce shared audit skill (public markdown file) with business
  filter rules, skill upload in prompt config dialog, and rule matching
- Add risk point "exclude and remember" action writing back to skill
- Support configurable Word report style (fonts, spacing, margins)
- Include AI analysis summary and skill rules in Markdown/Excel/Word exports
- Persist skill object via DataService (ai_skill subject)