- Added getCustomerByUserId and getOwnerByUserId API functions
- Profile page extracts user ID (SID) from JWT, calls appropriate endpoint
- Falls back to JWT/localStorage if API call fails
- Maps API fields (firstName, lastName, whatsAppNumber, phone, etc.) to form
- Added loading.js (dark/light variants) for all 14 routes
- Added error.js (dark/light variants) for all 14 routes
- Added global not-found.js and loading.js at root
- Admin page shows 404 illustration for non-admin users instead of redirecting