更换后台UI，使用adminlteUI

public/static/plugins/Sortable/scripts/test-compat.js

@@ -0,0 +1,30 @@
+const createTestCafe = require('testcafe');
+// Testcafe cannot test on IE < 11
+// Testcafe testing on Chrome Android is currently broken (https://github.com/DevExpress/testcafe/issues/3948)
+const browsers = [
+	'saucelabs:Internet Explorer@11.285:Windows 10',
+	'saucelabs:MicrosoftEdge@16.16299:Windows 10',
+	'saucelabs:iPhone XS Simulator@12.2',
+	'saucelabs:Safari@12.0:macOS 10.14',
+	'chrome:headless',
+	'firefox:headless'
+];
+
+let testcafe;
+let runner;
+let failedCount;
+
+createTestCafe(null, 8000, 8001).then((tc) => {
+	testcafe = tc;
+	runner = tc.createRunner();
+	return runner
+		.src('./tests/Sortable.compat.test.js')
+		.browsers(browsers)
+		.run();
+}).then((actualFailedCount) => {
+	// https://testcafe-discuss.devexpress.com/t/why-circleci-marked-build-as-green-even-if-this-build-contain-failed-test/726/2
+	failedCount = actualFailedCount;
+    return testcafe.close();
+}).then(() => process.exit(failedCount));
+
+