old_contents: import os
  
  bind = os.getenv('OPENFISCA_BIND_HOST', '127.0.0.1:2000')
  timeout = 60
  workers = 4
  
new_contents: import os
  
  bind = os.getenv('OPENFISCA_BIND_HOST', '127.0.0.1:2000')
  timeout = 60
  workers = os.getenv('OPENFISCA_WORKERS', 4)
  
subject: Allow configuring Gunicorn workers via env.