feat: Add kiosk management, artist selection, and schedule management

- Add KiosksManagement component with full CRUD for kiosks
- Add ScheduleManagement for staff schedules with break reminders
- Update booking flow to allow artist selection by customers
- Add staff_services API for assigning services to artists
- Update staff management UI with service assignment dialog
- Add auto-break reminder when schedule >= 8 hours
- Update availability API to filter artists by service
- Add kiosk management to Aperture dashboard
- Clean up ralphy artifacts and logs

.gitignore

@@ -38,3 +38,22 @@ next-env.d.ts
 
 # ralphy
 ralphy.sh
+
+# Additional security - protect all env files
+.env*
+!.env.example
+!.env.template
+
+# Temporary files
+*.tmp
+*.bak
+*.old
+
+# Logs
+*.log
+dev.log
+server.log
+
+# Build artifacts
+.next/
+tsconfig.tsbuildinfo