add grpc server support

default_grpc.go

@@ -0,0 +1,14 @@
+package atom
+
+import (
+	"github.com/rogeecn/atom/container"
+	"github.com/rogeecn/atom/providers/grpcs"
+	"github.com/rogeecn/atom/providers/log"
+)
+
+func DefaultGRPC(providers ...container.ProviderContainer) container.Providers {
+	return append(container.Providers{
+		log.DefaultProvider(),
+		grpcs.DefaultProvider(),
+	}, providers...)
+}