Fixed TEST issues (5 tests):
proxy-hosts.spec.ts: Added dismissDomainDialog() helper to handle
"New Base Domain Detected" modal before Save button clicks
auth-fixtures.ts: Updated logoutUser() to use text-based selector
that matches emoji button (🚪 Logout)
authentication.spec.ts: Added wait time for 401 response handling
to allow UI to react before assertion
Tracked CODE issue (1 test):
Created frontend-auth-guard-reload.md for session
expiration redirect failure (requires frontend code changes)
Test results: 247/252 passing (98% pass rate)
Before fixes: 242/252 (96%)
Improvement: +5 tests, +2% pass rate
Part of E2E testing initiative per Definition of Done
