add easy-mock docker

easy-mock/Dockerfile

+#
+# Copyright (C) 2017 C-SKY Microsystems Co., Ltd.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+FROM node:9.9.0
+MAINTAINER xt
+
+ADD easy-mock.tar.gz /usr/local/
+
+WORKDIR /usr/local/easy-mock
+
+EXPOSE 7300
+
+CMD [ "npm", "run", "start" ]