b6cf9cbab7
- Add traffic_limit field to vpn_clients table (migration 007) - Add traffic limit management methods in VpnClient class - Add API endpoints: set-traffic-limit, traffic-limit-status, overlimit - Add UI for setting limits when creating clients - Add traffic limit column in clients table with visual indicators - Add automatic traffic limit check via cron (bin/check_traffic_limits.php) - Add translations for traffic limits (6 languages) - Update README with traffic limit documentation