golang 문서를 보다보면 go tree라는 표현을 자주 보게 됩니다. GOROOT : The root of the go tree. The Go path is a list of directory trees containing Go source code. It is consulted to resolve imports that cannot be found in the standard Go tree. [Sub-repositories] These packages are part of the Go Project but outside the main Go tree. They are developed under looser compatibility requirements than the Go core. Instal..