Add PriorityAlertsPanel component to the dashboard, update DashboardController
with alert logic, and apply misc UI fixes across sidebar, forms, and pages.
Includes epic-1 retrospective and sprint status update.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Stories 0.2-0.5: rename folders→declarations (backend+frontend), configure
Redis for cache/queue/sessions, add foundation database migrations
(permissions, archived_at), replace DeclarationStatus enum with architecture
lifecycle values, create DeclarationObserver for status transition validation
and auto-archive, fix controller status transitions to respect observer rules.
93 tests pass (240 assertions).
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
