new_contents: #!/usr/bin/env python
  import sys
  import rq
  
  # Preload libraries
  from app import router
  router.resolve_node_modules()
  
  # Provide queue names to listen to as arguments to this script,
  # similar to rqworker
  with rq.Connection():
      qs = map(rq.Queue, sys.argv[1:]) or [rq.Queue()]
  
      w = rq.Worker(qs)
      w.work()
  
subject: add worker.py