[ {fluxer_relay, []}, {kernel, [ {logger_level, info}, {logger, [ {handler, default, logger_std_h, #{ level => info, config => #{ type => standard_io } }} ]}, {inet_backend, socket} ]}, {sasl, [ {errlog_type, error} ]}, {lager, [ {handlers, [ {lager_console_backend, [{level, info}]} ]}, {crash_log, false} ]} ].