up after 5s (302)
api auth 200
@1791871950 action_start ocr
200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 
  t=5s documents=0 pending=20
  t=65s documents=4 pending=16
  t=125s documents=7 pending=13
  t=185s documents=11 pending=9
  t=245s documents=15 pending=5
  t=305s documents=19 pending=1
@1791872298 action_end documents=20
