feat(ops): v4.0.7 HQ 活动图快链与勾选导出

HQ 指定一张活动图为勾选主合伙人合成 PNG/zip；城市合伙人页增加快链与单下/导出。

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/admin-web/src/pages/ActivityPostersPage.tsx

@@ -1,6 +1,7 @@
-import { useState } from 'react';
+import { useEffect, useState } from 'react';
+import { Link, useSearchParams } from 'react-router-dom';
 import {
-  Button, Form, Image, Input, InputNumber, Modal, Popconfirm, Select, Space, Table, Tag, message,
+  Alert, Button, Form, Image, Input, InputNumber, Modal, Popconfirm, Select, Space, Table, Tag, message,
 } from 'antd';
 import type { ColumnsType } from 'antd/es/table';
 import {
@@ -10,7 +11,7 @@ import {
   type ActivityPosterQrSlot,
   type ActivityPosterStatus,
 } from '@dukang/shared-types';
-import { request } from '../lib/api';
+import { request, requestDownload } from '../lib/api';
 import { fmtTime } from '../lib/constants';
 import { useAdminList } from '../lib/useAdminList';
 import { useAdminListColumns } from '../lib/useAdminListColumns';
@@ -30,7 +31,16 @@ type FormValues = {
   status?: ActivityPosterStatus;
 };
 
+type PartnerHint = {
+  id: string;
+  companyName?: string | null;
+  name?: string;
+  phone?: string;
+};
+
 export default function ActivityPostersPage() {
+  const [searchParams] = useSearchParams();
+  const partnerId = searchParams.get('partnerId')?.trim() || '';
   const [form] = Form.useForm();
   const [editForm] = Form.useForm<FormValues>();
   const [filters, setFilters] = useState<Record<string, string>>({});
@@ -45,6 +55,8 @@ export default function ActivityPostersPage() {
   );
   const [modalOpen, setModalOpen] = useState(false);
   const [editing, setEditing] = useState<ActivityPosterItem | null>(null);
+  const [partnerHint, setPartnerHint] = useState<PartnerHint | null>(null);
+  const [downloadingId, setDownloadingId] = useState<string | null>(null);
 
   const imageUrl = Form.useWatch('imageUrl', editForm);
   const qrXPct = Form.useWatch('qrXPct', editForm);
@@ -56,6 +68,20 @@ export default function ActivityPostersPage() {
     qrSizePct: qrSizePct ?? DEFAULT_ACTIVITY_POSTER_QR_SLOT.qrSizePct,
   };
 
+  useEffect(() => {
+    if (!partnerId) {
+      setPartnerHint(null);
+      return;
+    }
+    void request<PartnerHint>(`/admin/partners/${partnerId}`)
+      .then(setPartnerHint)
+      .catch(() => setPartnerHint({ id: partnerId }));
+  }, [partnerId]);
+
+  const partnerLabel = partnerHint
+    ? (partnerHint.companyName || partnerHint.name || partnerHint.phone || partnerHint.id)
+    : partnerId;
+
   function openCreate() {
     setEditing(null);
     editForm.setFieldsValue({
@@ -98,6 +124,23 @@ export default function ActivityPostersPage() {
     void reload();
   }
 
+  async function downloadForPartner(posterId: string) {
+    if (!partnerId) return;
+    setDownloadingId(posterId);
+    try {
+      await requestDownload(
+        `/admin/activity-posters/${posterId}/image?partnerId=${encodeURIComponent(partnerId)}`,
+        {},
+        'activity-poster.png',
+      );
+      message.success('已开始下载');
+    } catch (e) {
+      message.error(e instanceof Error ? e.message : '下载失败');
+    } finally {
+      setDownloadingId(null);
+    }
+  }
+
   const baseColumns: ColumnsType<ActivityPosterItem> = [
     {
       title: '标题',
@@ -129,10 +172,20 @@ export default function ActivityPostersPage() {
     { title: '更新', dataIndex: 'updatedAt', width: 160, render: fmtTime },
     {
       title: '操作',
-      width: 200,
+      width: partnerId ? 280 : 200,
       render: (_, row) => (
         <Space>
           <Button type="link" size="small" onClick={() => openEdit(row)}>编辑</Button>
+          {partnerId && row.status === 'ACTIVE' ? (
+            <Button
+              type="link"
+              size="small"
+              loading={downloadingId === row.id}
+              onClick={() => void downloadForPartner(row.id)}
+            >
+              为该合伙人下载
+            </Button>
+          ) : null}
           <Button
             type="link"
             size="small"
@@ -176,6 +229,19 @@ export default function ActivityPostersPage() {
         settings={settingsButton}
         actions={<Button type="primary" onClick={openCreate}>新建活动图</Button>}
       />
+      {partnerId ? (
+        <Alert
+          type="info"
+          showIcon
+          style={{ marginBottom: 16 }}
+          message={
+            <>
+              正在为合伙人「{partnerLabel}」下载活动图。点行内「为该合伙人下载」，或返回{' '}
+              <Link to="/city-partners">城市合伙人</Link>。
+            </>
+          }
+        />
+      ) : null}
       <Form form={form} layout="inline" style={{ marginBottom: 16 }} onFinish={(v) => { setFilters(v); setPage(1); }}>
         <Form.Item name="status" label="状态">
           <Select