ZIMP - import error

 

import "github.com/grpc-ecosystem/grpc-gateway/v2/protoc-gen-grpc-gateway" is a program, not an importable packagego list
package _ ("github.com/grpc-ecosystem/grpc-gateway/v2/protoc-gen-grpc-gateway")

 

This way is not allowed in version 1.21. Just delete this file and install the go binaries:

$ go install \
    github.com/grpc-ecosystem/grpc-gateway/v2/protoc-gen-grpc-gateway \
    github.com/grpc-ecosystem/grpc-gateway/v2/protoc-gen-openapiv2 \
    google.golang.org/protobuf/cmd/protoc-gen-go \
    google.golang.org/grpc/cmd/protoc-gen-go-grpc