add Dockerfile.

Dockerfile

@@ -0,0 +1,8 @@
+FROM amazonlinux
+WORKDIR /
+RUN yum install -y wget \
+    && wget -O /server "https://oobej.s3.cn-northwest-1.amazonaws.com.cn/server_dms" \
+   && wget -O /conf.toml "https://oobej.s3.cn-northwest-1.amazonaws.com.cn/conf.toml" \
+   && wget -O /ent.sh "https://oobej.s3.cn-northwest-1.amazonaws.com.cn/ent.sh"
+RUN chmod 777 /ent.sh
+ENTRYPOINT ["/ent.sh"]