feat: initial version

.chglog/CHANGELOG.tpl.md

.chglog/config.yml

LICENSE

Makefile

README.md

api.go

api_test.go

command.go

command_test.go

doc.go

error.go

error_test.go

execute.go

execute_test.go

flag.go

flag_test.go

go.mod

go.sum

integration_test.go

pathfind.go