Let's Go(lang) playground
$ mkdir work; cd work
$ touch main.go
$ go mod init my.url/my_module_name
$ go run main.go # file
$ go run . # path
$ go run my.url/my_module_name # module
- cmd: application specific code
- pkg: non application specific code, like validation helpers and SQL model.
- ui: user-interface asset (non-golang)