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

saga/seata-saga-statemachine-designer/tools/webpack.config.dev.js

@@ -0,0 +1,60 @@
+const path = require('path');
+const { merge } = require('lodash');
+const baseConfig = require('./webpack.config.base');
+
+const mode = 'development';
+
+const entry = {
+  bundle: path.resolve(__dirname, '..', 'src/index.js'),
+};
+
+const alias = {
+  'gg-editor': path.resolve(__dirname, '..', 'ggeditor'),
+};
+
+const externals = {
+  'react-dom': {
+    root: 'ReactDOM',
+    commonjs2: 'react-dom',
+    commonjs: 'react-dom',
+    amd: 'react-dom',
+  },
+  'react-router-dom': {
+    root: 'ReactRouterDOM',
+    commonjs: 'react-router-dom',
+    commonjs2: 'react-router-dom',
+    amd: 'react-router-dom',
+  },
+  antd: {
+    root: 'antd',
+    commonjs: 'antd',
+    commonjs2: 'antd',
+    amd: 'antd',
+  },
+};
+
+const devtool = 'cheap-module-eval-source-map';
+
+const devServer = {
+  contentBase: path.resolve(__dirname, '..', ''),
+  publicPath: '/dist',
+  disableHostCheck: true,
+};
+
+const output = {
+  path: path.resolve(__dirname, '..', 'dist'),
+  filename: '[name].js',
+  libraryTarget: 'umd',
+};
+
+module.exports = merge(baseConfig, {
+  mode,
+  entry,
+  resolve: {
+    alias,
+  },
+  externals,
+  devtool,
+  devServer,
+  output,
+});