通讯录群详情新增手动同步群公告按钮

变更项：1) 新增POST接口用于手动同步群公告，仅在手动触发时调用Group/GetChatRoomInfoDetail。2) 同步逻辑采用基础群信息与Detail信息合并后再落库，确保公告可更新且不破坏原有群资料。3) 群详情页公告区域新增同步按钮和加载态，避免重复点击。4) 同步成功后自动刷新当前群资料。5) 补充中文注释说明手动同步链路。

admin/dashboard/templates/contacts_management.html

@@ -210,7 +210,17 @@
                 </div>
             </el-descriptions-item>
             <el-descriptions-item label="群公告">
-                <span class="group-announcement">{% raw %}{{ currentGroupProfile.announcement || '暂无群公告' }}{% endraw %}</span>
+                <div class="group-announcement-wrap">
+                    <span class="group-announcement">{% raw %}{{ currentGroupProfile.announcement || '暂无群公告' }}{% endraw %}</span>
+                    <el-button
+                        size="mini"
+                        type="primary"
+                        plain
+                        :loading="groupAnnouncementSyncing"
+                        @click="syncCurrentGroupAnnouncement">
+                        同步群公告
+                    </el-button>
+                </div>
             </el-descriptions-item>
             <el-descriptions-item label="机器人状态">
                 <el-tag :type="currentGroup.robot_status === 'enabled' ? 'success' : 'info'">
@@ -778,6 +788,8 @@
                 groupPermissionsLoading: false,
                 // 当前群基础资料：用于展示群主、群公告、管理员、成员数等信息。
                 currentGroupProfile: { owner_wxid: '', owner_name: '', announcement: '', member_count: 0, admin_count: 0, admins: [] },
+                // 群公告手动同步按钮的加载态，避免重复点击触发多次请求。
+                groupAnnouncementSyncing: false,
                 groupInsight: null,
                 groupInsightLoading: false,
                 groupMembersList: [], groupMembersCurrentPage: 1, groupMembersPageSize: 10, groupMemberSearchQuery: '', groupMembersLoading: false,
@@ -960,6 +972,27 @@
                         this.$message.error('加载群资料失败');
                     });
             },
+            syncCurrentGroupAnnouncement() {
+                if (!this.currentGroup || !this.currentGroup.wxid) return;
+                this.groupAnnouncementSyncing = true;
+                // 手动触发群公告同步：调用后端 Detail 接口并落库，再刷新当前群资料展示。
+                axios.post(`/contacts/api/group_profile/${this.currentGroup.wxid}/sync_announcement`)
+                    .then(response => {
+                        if (response.data.success) {
+                            this.$message.success(response.data.message || '群公告同步成功');
+                            this.loadGroupProfile(this.currentGroup.wxid);
+                        } else {
+                            this.$message.error(response.data.error || '群公告同步失败');
+                        }
+                    })
+                    .catch(error => {
+                        console.error('同步群公告失败:', error);
+                        this.$message.error('同步群公告失败');
+                    })
+                    .finally(() => {
+                        this.groupAnnouncementSyncing = false;
+                    });
+            },
             toggleGroupPermission(permission) {
                 const newStatus = permission.statusBool ? 'enabled' : 'disabled';
                 axios.post(`/robot/api/group/${this.currentGroup.wxid}/permissions`, {
@@ -1539,6 +1572,7 @@
     .detail-card-sub { font-size: 12px; color: #94a3b8; font-weight: 500; }
     .feature-chip-list { display: flex; gap: 8px; flex-wrap: wrap; min-height: 60px; align-items: flex-start; }
     .empty-inline, .detail-inline-note { font-size: 12px; color: #64748b; }
+    .group-announcement-wrap { display: flex; gap: 12px; align-items: flex-start; justify-content: space-between; }
     .group-announcement { white-space: pre-wrap; line-height: 1.7; color: #334155; }
     .detail-inline-note { margin-top: 12px; line-height: 1.6; }
     .suggestion-list { display: flex; flex-direction: column; gap: 12px; }