chore: optimize the realization of theme color 🌟

src/config/config.js

@@ -0,0 +1,4 @@
+// 自定义配置，参考 ./default/setting.js，需要自定义的属性在这里配置即可
+module.exports = {
+  themeColor: '#13c2c2',
+}

src/config/index.js

@@ -1,22 +1,6 @@
-// 系统配置
-module.exports = {
-  lang: 'CN',
-  themeColor: '#1890ff',
-  theme: 'dark',
-  layout: 'side',
-  fixedHeader: false,
-  fixedSideBar: true,
-  weekMode: false,
-  multiPage: false,
-  systemName: 'Vue Antd Admin',
-  copyright: '2018 ICZER 工作室出品',
-  animate: {
-    name: 'bounce',
-    direction: 'left'
-  },
-  footerLinks: [
-    {link: 'https://pro.ant.design', name: 'Pro首页'},
-    {link: 'https://github.com/iczer/vue-antd-admin', icon: 'github'},
-    {link: 'https://ant.design', name: 'Ant Design'}
-  ],
-}
+const deepmerge = require('deepmerge')
+const _config = require('./config')
+const setting = require('./default').setting
+const config = deepmerge(setting, _config)
+
+module.exports = config