docker container failed to start

[zihuyishi]

get log

podium_1    | podium handles redis backed leaderboards.
podium_1    |
podium_1    | Usage:
podium_1    |   podium [command]
podium_1    |
podium_1    | Available Commands:
podium_1    |   help        Help about any command
podium_1    |   smoke       performs a smoke test
podium_1    |   start       starts the podium API server
podium_1    |   version     returns Podium version
podium_1    |   worker      starts the podium scores expirer worker
podium_1    |
podium_1    | Flags:
podium_1    |   -c, --config string   config file (default is ./config/local.yaml (default "./config/local.yaml")
podium_1    |   -h, --help            help for podium
podium_1    |   -v, --verbose int     Verbosity level => v0: Error, v1=Warning, v2=Info, v3=Debug
podium_1    |
podium_1    | Use "podium [command] --help" for more information about a command.
podium_1    | subcommand is required

it seem should add podium start in CMD?