chore(volumes): add client methods for volume management, e2e test

pkg/api/machine.go

@@ -0,0 +1,20 @@
+package api
+
+import "github.com/psviderski/uncloud/internal/machine/api/pb"
+
+type MachineMembersList []*pb.MachineMember
+
+func (m MachineMembersList) FindByManagementIP(ip string) *pb.MachineMember {
+	for _, machine := range m {
+		addr, err := machine.Machine.Network.ManagementIp.ToAddr()
+		if err != nil {
+			continue
+		}
+
+		if addr.String() == ip {
+			return machine
+		}
+	}
+
+	return nil
+}