- Add procedural-specific system prompts (schema, interview protocol, response format)
- Dispatch prompts by flow_type: procedural/maintenance use flat steps schema, troubleshooting uses decision tree schema
- Parse [STEPS_UPDATE] and [INTAKE_FORM] markers in AI responses
- Add validate_generated_procedural_steps() validator
- Handle intake form extraction in AI chat import endpoint
- Add StaticStepsPreview component for procedural flow preview
- Update store and page to render correct preview by flow type
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>