ARGS:
requests_max                    (number)    set the maximum number of concurrent requests (default: '0')
requests_deadline               (duration)  set the deadline for API requests waiting to be processed (default: '10s')
cluster_deadline                (duration)  set the deadline for cluster readiness check (default: '10s')
cors_allow_origin               (csv)       set comma separated list of origins allowed for CORS requests (default: '*')