init: validate workflow name [#129]
init: validate workflow name [#129]

KimuraTakaumi/digdag,treasure-data/digdag,treasure-data/digdag,treasure-data/digdag,treasure-data/digdag,treasure-data/digdag,KimuraTakaumi/digdag,treasure-data/digdag,treasure-data/digdag,KimuraTakaumi/digdag,KimuraTakaumi/digdag,KimuraTakaumi/digdag,KimuraTakaumi/digdag