fix(data): 清理旧数据并保护服务端写入

apps/web/lib/members.test.ts

@@ -0,0 +1,48 @@
+import test from 'node:test';
+import assert from 'node:assert/strict';
+
+import {
+  generateUsernameFromName,
+  ensureMemberUsernames,
+  type Member,
+} from './members';
+
+function member(overrides: Partial<Member>): Member {
+  return {
+    id: overrides.id ?? 'm-1',
+    name: overrides.name ?? '张三',
+    departmentId: overrides.departmentId ?? 'dept-1',
+    roleId: overrides.roleId ?? 'role-dev',
+    phone: overrides.phone ?? '',
+    email: overrides.email ?? '',
+    password: overrides.password ?? 'Ftb@2024',
+    createdAt: overrides.createdAt ?? '2026-07-01',
+    username: overrides.username,
+  };
+}
+
+test('generateUsernameFromName uses lowercase full pinyin for Chinese names', () => {
+  assert.equal(generateUsernameFromName('张三', []), 'zhangsan');
+  assert.equal(generateUsernameFromName(' 欧阳娜娜 ', []), 'ouyangnana');
+});
+
+test('generateUsernameFromName appends zero-padded duplicate suffixes', () => {
+  assert.equal(generateUsernameFromName('张三', ['zhangsan']), 'zhangsan1');
+  assert.equal(generateUsernameFromName('张三', ['zhangsan', 'zhangsan1']), 'zhangsan01');
+  assert.equal(generateUsernameFromName('张三', ['zhangsan', 'zhangsan1', 'zhangsan01']), 'zhangsan001');
+});
+
+test('generateUsernameFromName keeps existing username when editing another member', () => {
+  assert.equal(generateUsernameFromName('张三', ['zhangsan'], 'lisi'), 'lisi');
+});
+
+test('ensureMemberUsernames fills missing usernames without syncing renamed members', () => {
+  const result = ensureMemberUsernames([
+    member({ id: 'm-1', name: '张三', username: 'lisi' }),
+    member({ id: 'm-2', name: '张三' }),
+  ]);
+
+  assert.equal(result.changed, true);
+  assert.equal(result.members[0].username, 'lisi');
+  assert.equal(result.members[1].username, 'zhangsan');
+});