prepare_v4 (#199)

move to v4 micro

Co-authored-by: Vasiliy Tolstov <v.tolstov@unistack.org>
Reviewed-on: #199
Co-authored-by: Evstigneev Denis <danteevstigneev@yandex.ru>
Co-committed-by: Evstigneev Denis <danteevstigneev@yandex.ru>

handler/meter/meter.go

@@ -8,10 +8,10 @@ import (
 	"strings"
 	"sync"
 
-	codecpb "go.unistack.org/micro-proto/v3/codec"
-	"go.unistack.org/micro/v3/logger"
-	"go.unistack.org/micro/v3/metadata"
-	"go.unistack.org/micro/v3/meter"
+	codecpb "go.unistack.org/micro-proto/v4/codec"
+	"go.unistack.org/micro/v4/logger"
+	"go.unistack.org/micro/v4/metadata"
+	"go.unistack.org/micro/v4/meter"
 )
 
 const (
@@ -125,8 +125,11 @@ func gzipAccepted(md metadata.Metadata) bool {
 	if !ok {
 		return false
 	}
-	if strings.Contains(a, "gzip") {
-		return true
+	for i := range a {
+		if strings.Contains(a[i], "gzip") {
+			return true
+		}
 	}
+
 	return false
 }