-- Application timestamps are UTC stored without time zone. Compare them to an
-- explicit UTC clock; an implicit cast uses the database session's time zone
-- and can incorrectly report active tasks as eight hours old.
SELECT json_build_object(
  'images', (SELECT count(*) FROM "CanvasImageTask"
    WHERE status IN ('pending', 'running')
      AND "updatedAt" > timezone('UTC', clock_timestamp()) - interval '90 minutes'),
  'agents', (SELECT count(*) FROM "CanvasAgentRun"
    WHERE status = 'running'
      AND "updatedAt" > timezone('UTC', clock_timestamp()) - interval '2 minutes')
);