更换后台UI，使用adminlteUI

public/static/plugins/Sortable/babel.config.js

@@ -0,0 +1,27 @@
+module.exports = function(api) {
+	api.cache(true);
+
+	let presets;
+
+	if (process.env.NODE_ENV === 'es') {
+		presets = [
+			[
+				"@babel/preset-env",
+				{
+					"modules": false
+				}
+			]
+		];
+	} else if (process.env.NODE_ENV === 'umd') {
+		presets = [
+			[
+				"@babel/preset-env"
+			]
+		];
+	}
+
+	return {
+		plugins: ['@babel/plugin-transform-object-assign'],
+		presets
+	};
+};