Setup Add GOPATH to bash profile export GOPATH=$(go env GOPATH) Generate go code from grpc ./protoc -I=. --go-grpc_out=./pkg/manabuf/usermgmt --go_out=./pkg/manabuf/usermgmt ./proto/usermgmt/user.proto Build hexagon binary go build -o $GOPATH/bin ./hexagen/hexagen.go Generate code go generate ./...