to compile the protobuf: protoc -I=./protos --go_out=plugins=grpc:./protos ./protos/hello.proto
Add a service
in greeter and pass in a rpc with function for reply
To get go modules working: export GO111MODULE=on
No idea how you pick versions, guess until it works LOL. Thats what I did with unknown revision errors
go get -u
might do some upgrading dealio
go.sum is expected crypto checksums of dependencies - go mod verify
can check these