when use no-dir and t flag, confirm existing timestamp name file (#15)

Add execute command path arg (#13)

* modify document

* apply heredoc.Doc()

* add file path args

* add document

Add no-dir flag (#12)

* remove error log, wrap error

* add test

* delete garbage file

* add test

* add document

remove config.yaml (#10)

add homebrew release action

github actions increment version

add goreleaser and release action

Bump up version number