feat(staffchat): 入口改造(StaffList/CustomerList微信行切新页)+useStaffProfile缓存+StatsPane固定列/金额格式+vitest依赖化

Co-Authored-By: Claude <noreply@anthropic.com>

yunkes/src/views/StaffList.vue

@@ -264,7 +264,12 @@ function viewGroups(row: Account): void {
 
 async function viewChat(row: Account) {
   // 账号级聊天窗口(左侧会话列表 + 右消息流);对齐云客 badge→聊天窗口。
-  await router.push({ name: 'chat', params: { channel: row.channel, ownerId: row.account_id } })
+  // 微信 → 新员工聊天窗口(五视图);WA 保持旧 ChatTimeline(新窗口仅微信)。
+  if (row.channel === 'wechat') {
+    await router.push({ name: 'staff-chat', params: { ownerId: row.account_id, tab: 'single' } })
+  } else {
+    await router.push({ name: 'chat', params: { channel: row.channel, ownerId: row.account_id } })
+  }
 }
 
 // ---------------------------------------------------------------------------
@@ -369,12 +374,13 @@ function joinFields(...vals: (string | undefined | null)[]): string {
   return parts.length ? parts.join(' ') : '--'
 }
 
-/** modal 客户微信 → 该员工×客户聊天(带 StaffList 当前日期窗)。缺失 owner/talker 静默 no-op。 */
+/** modal 客户微信 → 该员工×客户聊天(带 StaffList 当前日期窗)。缺失 owner/talker 静默 no-op。
+ *  微信 → 新员工聊天窗口 single tab(modal 跳转不带 msgid 定位)。 */
 function openCustomerChat(row: Account, customer: StaffChatCustomer): void {
   if (!row.account_id || !customer.talker_id) return
   router.push({
-    name: 'chat',
-    params: { channel: 'wechat', ownerId: row.account_id, talkerId: customer.talker_id },
+    name: 'staff-chat',
+    params: { ownerId: row.account_id, tab: 'single', talkerId: customer.talker_id },
     query: { start: String(statsStart.value), end: String(statsEnd.value) },
   })
 }