6f9b3ece34
- Rename steps/frontend/ to steps/ui/ across all modules and shared - Add data-layer test harness (mock + real broker modes) with Playwright - Add inscription data-layer steps (@data scenarios) - Add test auth setup script and browser debug script - Update docs (architecture, BDD testing, data-layer testing) - Add ADR for headless wallet creation decision Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>