feat(phase-30): add coverage snapshots, temporal comparison and auto re-testing (T-230 to T-232)

backend/app/jobs/mitre_sync_job.py

@@ -18,6 +18,7 @@ from app.database import SessionLocal
 from app.services.mitre_sync_service import sync_mitre
 from app.services.intel_service import scan_intel
 from app.services.notification_service import cleanup_old_notifications
+from app.services.snapshot_service import create_snapshot, cleanup_old_snapshots
 
 logger = logging.getLogger(__name__)
 
@@ -59,6 +60,26 @@ def _run_notification_cleanup() -> None:
         db.close()
 
 
+def _run_weekly_snapshot() -> None:
+    """Create a weekly coverage snapshot and clean up old ones."""
+    logger.info("Scheduled weekly snapshot job starting...")
+    db = SessionLocal()
+    try:
+        snapshot = create_snapshot(db, name="Auto-weekly")
+        logger.info(
+            "Weekly snapshot created — score %.1f, %d techniques",
+            snapshot.organization_score,
+            snapshot.total_techniques,
+        )
+        deleted = cleanup_old_snapshots(db, keep_last=52)
+        if deleted:
+            logger.info("Cleaned up %d old snapshots", deleted)
+    except Exception:
+        logger.exception("Weekly snapshot job failed")
+    finally:
+        db.close()
+
+
 def _run_intel_scan() -> None:
     """Execute an intel scan inside its own DB session."""
     logger.info("Scheduled intel scan job starting...")
@@ -111,5 +132,18 @@ def start_scheduler() -> None:
         name="Notification cleanup (daily)",
         replace_existing=True,
     )
+    scheduler.add_job(
+        _run_weekly_snapshot,
+        trigger="cron",
+        day_of_week="sun",
+        hour=0,
+        minute=0,
+        id="weekly_snapshot",
+        name="Weekly coverage snapshot (Sundays 00:00)",
+        replace_existing=True,
+    )
     scheduler.start()
-    logger.info("Background scheduler started — mitre_sync (24h), intel_scan (7d), notification_cleanup (24h)")
+    logger.info(
+        "Background scheduler started — mitre_sync (24h), intel_scan (7d), "
+        "notification_cleanup (24h), weekly_snapshot (Sundays 00:00)"
+    )