add loading

rollup.config.js

@@ -6,6 +6,7 @@ const { eslint } = require('rollup-plugin-eslint');
 const autoprefixer = require('autoprefixer');
 const cssnano = require('cssnano');
 const replace = require('rollup-plugin-replace');
+const svgo = require('rollup-plugin-svgo');
 const { uglify } = require('rollup-plugin-uglify');
 const { version } = require('./package.json');
 const isProd = process.env.NODE_ENV === 'production';
@@ -35,6 +36,9 @@ export default {
       exclude: 'node_modules/**',
       plugins: ['@babel/external-helpers', '@babel/transform-runtime']
     }),
+    svgo({
+      raw: true
+    }),
     replace({
       exclude: 'node_modules/**',
       __ENV__: JSON.stringify(process.env.NODE_ENV || 'development'),