Add browser:true to rollup-plugin-node-resolve for client build.

rollup.config.js

@@ -27,7 +27,9 @@ export default {
 				hydratable: true,
 				emitCss: true
 			}),
-			resolve(),
+			resolve({
+				browser: true
+			}),
 			commonjs(),
 
 			legacy && babel({