Implement verified curriculum, video review, watch sessions, ledger safeguards, and remove demo data

2026-09-09 17:04:08 +03:00
parent 0dc5df7b5e
commit 5af684a892
49 changed files with 1809 additions and 3005 deletions
@@ -0,0 +1,18 @@
+-- Removes presentation-grade synthetic reputation defaults. Existing measurements
+-- are retained; unknown measurements remain NULL until backed by verified data.
+ALTER TABLE `teacher_performance_metrics`
+  MODIFY `avg_response_minutes` INT NULL DEFAULT NULL,
+  MODIFY `response_rate_percentage` DECIMAL(5,2) NULL DEFAULT NULL,
+  MODIFY `raw_avg_rating` DECIMAL(3,2) NULL DEFAULT NULL,
+  MODIFY `weighted_student_rating` DECIMAL(3,2) NULL DEFAULT NULL,
+  MODIFY `ai_engagement_score` DECIMAL(5,2) NULL DEFAULT NULL,
+  MODIFY `sla_speed_score` DECIMAL(5,2) NULL DEFAULT NULL,
+  MODIFY `mastery_impact_score` DECIMAL(5,2) NULL DEFAULT NULL,
+  MODIFY `composite_merit_score` DECIMAL(5,2) NULL DEFAULT NULL,
+  MODIFY `star_equivalent` DECIMAL(3,2) NULL DEFAULT NULL,
+  MODIFY `reputation_tier` VARCHAR(100) NULL DEFAULT NULL;
+
+ALTER TABLE `teacher_reviews`
+  ALTER `student_watch_percentage` SET DEFAULT 0.00,
+  ALTER `socratic_accuracy_rate` SET DEFAULT 0.00,
+  ALTER `is_verified` SET DEFAULT 0;