Tutorials of writing web apps in Go+ language.

Look at the go.mod/gop.mod files, version of Go and Go+ required are:

go 1.17
go+ 1.0

cd ${tutorial dir}
make run ${port}

For example:

cd 01-HellowWorld
make run port=9990

and there will be a log like below:

...
serving on [http://localhost:9990]

Now you can visit http://localhost:9990 on the browser.