2. try fixing grpc plugin failed to get issue
use v4.0.0-v4.0.0-00010101000000-000000000000 instead of specific version
3. kafka panic on disconnect
panic: runtime error: invalid memory address or nil pointer dereference
[signal 0xc0000005 code=0x0 addr=0x18 pc=0x1266c50]
goroutine 31 [running]:
github.com/asim/go-micro/plugins/broker/kafka/v3.(*kBroker).Disconnect(0xc0002400c0)
C:/Workshop/Go/pkg/mod/github.com/asim/go-micro/plugins/broker/kafka/v3@v3.7.0/kafka.go:130 +0xd0
github.com/asim/go-micro/plugins/server/grpc/v3.(*grpcServer).Start.func2()
C:/Workshop/Go/pkg/mod/github.com/asim/go-micro/plugins/server/grpc/v3@v3.0.0-20210712061837-0532fd9de8ae/grpc.go:998 +0xc8d
created by github.com/asim/go-micro/plugins/server/grpc/v3.(*grpcServer).Start
C:/Workshop/Go/pkg/mod/github.com/asim/go-micro/plugins/server/grpc/v3@v3.0.0-20210712061837-0532fd9de8ae/grpc.go:917 +0xcaf
exit status 2
* plugin: update grpc server readme
* plugin: refactor gprc server test
This is a no-op change to enable test logic reuse for different
combinations.
* plugin: grpc server test Init after New
* plugin: allow grpc.Server to be injected
