build app config

webpack/webpack.browser.ts

@@ -1,8 +1,15 @@
+import { buildAppConfig } from '../src/config/config';
 import { commonExports } from './webpack.common';
+import { join } from 'path';
 
 module.exports = Object.assign({}, commonExports, {
   target: 'web',
   node: {
     module: 'empty'
-  }
+  },
+  devServer: {
+    before(app, server) {
+      buildAppConfig(join(process.cwd(), 'src/assets/appConfig.json'));
+    }
+ }
 });