- Introduced `allowedUsers` field to Client model for granular access control
- Implemented user filtering in authorization process
- Updated client edit form with allowed users configuration
- Enhanced dashboard and admin pages with improved user and client management
- Refactored client update and delete API routes
- Added form validation using Zod and react-hook-form
- Enhanced Authorization model with `enabled` and `lastUsedAt` fields
- Implemented client-side and admin authorization status toggles
- Added comprehensive authorization statistics and recent authorization tracking
- Updated client details pages to display authorization information
- Improved navigation and user experience for managing client authorizations
