chore: Fix dev server so that it can be accessed on LAN from other devices (#983)

platform/viewer/.webpack/webpack.pwa.js

@@ -114,6 +114,8 @@ module.exports = (env, argv) => {
       hot: true,
       open: true,
       port: 3000,
+      host: '0.0.0.0',
+      public: 'http://localhost:' + 3000,
       historyApiFallback: {
         disableDotRule: true,
       },