Update Saqel Platform: 2026-09-02 07:52:23

backend/database_schema.sql

@@ -222,6 +222,7 @@ CREATE TABLE IF NOT EXISTS `lessons` (
   `id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
   `course_id` BIGINT UNSIGNED NOT NULL,
   `title` VARCHAR(255) NOT NULL,
+  `curriculum_key` VARCHAR(500) DEFAULT NULL COMMENT 'المسار الفريد لدرس الـManifest داخل storage/curriculum',
   `sequence_order` INT UNSIGNED NOT NULL DEFAULT 1,
   
   -- المعلم الحقيقي (Teacher Video)
@@ -249,6 +250,7 @@ CREATE TABLE IF NOT EXISTS `lessons` (
   `updated_at` TIMESTAMP NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
   PRIMARY KEY (`id`),
   KEY `idx_lessons_course` (`course_id`),
+  KEY `idx_lessons_curriculum_key` (`curriculum_key`),
   KEY `idx_lessons_video_uuid` (`video_uuid`),
   CONSTRAINT `fk_lessons_course` FOREIGN KEY (`course_id`) REFERENCES `courses` (`id`) ON DELETE CASCADE
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;