076a7c2a38
- Set up Vitest with jsdom for client tests, node for server tests - Add tests for auth service, proxy handler, API client, and profiles store - Strip Authorization header in proxy to prevent web-ui token leaking to gateway - Distinguish local BFF vs proxied gateway 401s to avoid false logouts - Remove unused hero.png asset Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>