ALTER TABLE `events` ADD `approval_status` enum('unsubmitted','pending','approved','rejected') DEFAULT 'approved' NOT NULL;--> statement-breakpoint
ALTER TABLE `events` ADD `approval_note` text;--> statement-breakpoint
ALTER TABLE `events` ADD `reviewed_at` timestamp NULL DEFAULT NULL;--> statement-breakpoint
ALTER TABLE `events` ADD `reviewed_by` varchar(36);--> statement-breakpoint
UPDATE `events` SET `approval_status` = 'unsubmitted' WHERE `status` = 'draft';