Learn Go With Tests
Website: https://quii.gitbook.io/learn-go-with-tests/
Github: https://github.com/quii/learn-go-with-tests
Complementry Resource
Go Offical Docs: Tour of Go: https://go.dev/tour/
Go By Example : https://gobyexample.com/
Effective Go: https://go.dev/doc/effective_go
The Blue Book: Go Programming Language : https://www.gopl.io/
Other Resources
Build Web Application With Golang (Astaxie Gitbook IO)