chore(project): 添加项目配置文件和忽略规则

- 添加 Babel 配置文件支持 ES6+ 语法转换
- 添加 ESLint 忽略规则和配置文件
- 添加 Git 忽略规则文件
- 添加 Travis CI 配置文件
- 添加 1.4.2 版本变更日志文件
- 添加 Helm 图表辅助模板文件
- 添加 Helm 忽略规则文件

distribution/Dockerfile

@@ -0,0 +1,18 @@
+# https://hub.docker.com/orgs/seataio
+FROM openjdk:8u232-jre-stretch
+
+# set label
+LABEL maintainer="Seata <seata.io>"
+
+WORKDIR /$BASE_DIR
+
+# ADD FORM distribution
+ADD bin/ /seata-server/bin
+ADD lib/ /seata-server/lib
+ADD conf/ /seata-server/conf
+ADD LICENSE-BIN /seata-server/LICENSE
+
+# set extra environment
+ENV EXTRA_JVM_ARGUMENTS="-Djava.security.egd=file:/dev/./urandom -server -Xss512k -XX:+UnlockExperimentalVMOptions -XX:+UseContainerSupport XX:SurvivorRatio=10 -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=256m -XX:MaxDirectMemorySize=1024m -XX:-OmitStackTraceInFastThrow -XX:-UseAdaptiveSizePolicy -XX:+HeapDumpOnOutOfMemoryError -XX:+DisableExplicitGC -XX:+CMSParallelRemarkEnabled -XX:+UseCMSInitiatingOccupancyOnly -XX:CMSInitiatingOccupancyFraction=75 -Xloggc:/var/log/seata_gc.log -verbose:gc -Dio.netty.leakDetectionLevel=advanced"
+
+CMD ["sh","/seata-server/bin/seata-server.sh"]