修改网盘显示等细节，登陆验证更加严格，同时允许一台设备在线

front/src/admin/dashboard-state.test.ts

@@ -0,0 +1,32 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+
+import { getInviteCodePanelState } from './dashboard-state';
+
+test('getInviteCodePanelState returns a copyable invite code when summary contains one', () => {
+  assert.deepEqual(
+    getInviteCodePanelState({
+      totalUsers: 12,
+      totalFiles: 34,
+      inviteCode: ' AbCd1234 ',
+    }),
+    {
+      inviteCode: 'AbCd1234',
+      canCopy: true,
+    },
+  );
+});
+
+test('getInviteCodePanelState falls back to a placeholder when summary has no invite code', () => {
+  assert.deepEqual(
+    getInviteCodePanelState({
+      totalUsers: 12,
+      totalFiles: 34,
+      inviteCode: '   ',
+    }),
+    {
+      inviteCode: '未生成',
+      canCopy: false,
+    },
+  );
+});