Optimize imports, fix up tracking records and time overall

inventory-server/scripts/metrics-new/update_daily_snapshots.sql

@@ -201,4 +201,15 @@ BEGIN
 
     RAISE NOTICE 'Finished % processing for multiple dates. Duration: %', _module_name, clock_timestamp() - _start_time;
 
-END $$;
+END $$;
+
+-- Return the total records processed for tracking
+SELECT 
+    COUNT(*) as rows_processed,
+    COUNT(DISTINCT snapshot_date) as days_processed,
+    MIN(snapshot_date) as earliest_date,
+    MAX(snapshot_date) as latest_date,
+    SUM(units_sold) as total_units_sold,
+    SUM(units_received) as total_units_received
+FROM public.daily_product_snapshots
+WHERE calculation_timestamp >= (NOW() - INTERVAL '5 minutes'); -- Recent updates only