- Add 5 roles: doc_architect, tech_writer, api_doc_specialist, translator_reviewer, release_manager
- Add 5 dedicated system prompts for documentation roles
- Add orchestrator planner mapping for tech_doc workflow
- Add frontend button and API client function
- Total preset roles now 19 across 4 template families
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>