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GO GRPC BASIC

create config.yaml
create pkg dir , create versioning dir and create configs dir
go get gopkg.in/yaml.v2 , is a lib for parsing yaml config file to struct
create config.go file, implement New and other func
create configs dir on root project , create configs.go, this is file that bundle or wrap any services or packages
go get github.com/sirupsen/logrus, is a lib to show log on run
implement New to configs.go file
create main.go, implement to call config and log environtment read is ready
test go run .

create utils/constants dir in pkg/v1, to create global constants, implement EnvProduction, Successcode, SuccessDesc
implement grpc service create api/v1/health service, create health.go as server service
create api/v1/health/status.go as method implment from protobuf / pb file
create router dir in root project
create grpc.go in router dir and implement NewGRPCServer and register health api service
go get github.com/soheilhy/cmux, is for ?
create router.go in router dir and implement IgnoreErr, this is for ignore error so can be safely ignore
go get golang.org/x/sync/errgroup, is for ?
implement main.go to create grpc server from grpc.go with errgroup handler
go install github.com/fullstorydev/grpcurl/cmd/grpcurl@latest
test grpcurl -plaintext localhost:5566 list, to show list name of services
test grpcurl -plaintext localhost:5566 list api.gogrpc.v1.health.HealthService, to show list name of service methods
test grpcurl -plaintext localhost:5566 api.gogrpc.v1.health.HealthService.Status, to test method call in grpc
result

{
    "success": true,
    "code": "0000",
    "desc": "SUCCESS"
}

or test via postman , new -> grpc request -> Enter Server Url : localhost:5566 -> Import proto file / Select Method : Status -> Click Invoke