- Backends section: add local as third backend option, explain model
tag on responses, clarify auto vs explicit toggle behavior
- Agent Mode: remove hard-coded "Gemini" reference — orchestrator model
is now configurable via role assignments
- New Model Registry section: step-by-step for adding Google accounts,
local hosts, cloud/local model entries, and role assignments
- API reference: add local to model field, add /settings/models endpoint
- Remove outdated In Progress section (local backend + multi-user shipped)
- Header controls table: update Backend description
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>