$ go get github.com/soh335/radicast

$ radicast --setup > config.json

$ vim config.json
$ cat config.json

{
  "FMT": [
    "0 0 17 * * *"
  ]
}

$ radicast
$ curl 127.0.0.1:3355/rss # podcast rss

$ mkdir workspace
$ cd workspace
$ docker pull soh335/radicast
$ docker run --rm soh335/radicast:latest --setup > config.json
$ docker run --rm -p 3355:3355 -v `pwd`:/workspace soh335/radicast:latest --config /workspace/config.json --output /workspace/output