Migrated from app/templates.go:
- PDSAccount type
- handleAccountsDirectory - public accounts listing page
- handleDashboard - main dashboard page
- handleAPIStats - JSON stats endpoint
- accountsDirectoryHTML and dashboardHTML templates
Note: handleRedirect not migrated - belongs in shortener service.
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
