feat(staffchat): 消息右列(近14天默认窗+9类类型过滤+msgid定位+导出,复制改造自ChatTimeline)

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

yunkes/src/views/StaffChat.vue

@@ -2,7 +2,7 @@
      各 pane 由 Task 10-14 逐个替换占位实现。 -->
 <script setup lang="ts">
 import { computed, ref, watch } from 'vue'
-import { useRoute, useRouter } from 'vue-router'
+import { useRouter } from 'vue-router'
 import { getAccounts } from '@/api'
 import type { Account } from '@/api/types'
 import StaffChatSide, { TAB_KEYS, type TabKey } from '@/components/staffchat/StaffChatSide.vue'
@@ -13,7 +13,6 @@ import ContactsPane from '@/components/staffchat/ContactsPane.vue'
 import StatsPane from '@/components/staffchat/StatsPane.vue'
 
 const props = defineProps<{ ownerId: string; tab?: string; talkerId?: string }>()
-const route = useRoute()
 const router = useRouter()
 // TabKey/TAB_KEYS 从 StaffChatSide 导出(NAVS 单一事实源);VALID 仅做运行时兜底
 const VALID: readonly TabKey[] = TAB_KEYS
@@ -48,7 +47,9 @@ function onSelectSession(s: { type: 'friend' | 'group'; talker_id?: string | nul
       tab: s.type === 'group' ? 'group' : 'single',
       talkerId: s.talker_id ?? s.room_id ?? '',
     },
-    query: route.query.msgid ? { msgid: String(route.query.msgid) } : {},
+    // 用户主动换会话 → 丢弃 ?msgid 定位意图(定位只对跳转来源的会话有意义,
+    // 带到新会话必然找不到目标,反而误弹「不在当前页」提示)
+    query: {},
   })
 }