diff --git a/client/src/api/workflow.ts b/client/src/api/workflow.ts
index 1f440d2c..f5f11f18 100644
--- a/client/src/api/workflow.ts
+++ b/client/src/api/workflow.ts
@@ -17,6 +17,14 @@ export type WorkflowTaskSummary = {
     entityId: string;
     currentStatus: string;
   } | null;
+  businessSummary: {
+    reference: string | null;
+    title: string | null;
+    applicantName: string | null;
+    amount: string | null;
+    duration: string | null;
+    businessStatus: string | null;
+  } | null;
   allowedActions: Array<"approve" | "reject" | "return" | "transfer">;
 };
 
diff --git a/client/src/pages/MobileApprovalsPage.tsx b/client/src/pages/MobileApprovalsPage.tsx
index 1e2bd958..9dbe8acb 100644
--- a/client/src/pages/MobileApprovalsPage.tsx
+++ b/client/src/pages/MobileApprovalsPage.tsx
@@ -50,6 +50,9 @@ type VisibleTaskCard = {
   entityType: string | null;
   entityId: string | null;
   reference: string | null;
+  applicantName: string | null;
+  metric: string | null;
+  businessStatus: string | null;
   allowedActions: MobileAction[];
   completedAt: string | null;
   isCached: boolean;
@@ -99,6 +102,22 @@ function workflowStatusLabel(status: string) {
   return status;
 }
 
+function businessStatusLabel(status: string | null | undefined) {
+  const labels: Record<string, string> = {
+    draft: "草稿",
+    pending: "待处理",
+    reviewing: "审批中",
+    submitted: "审批中",
+    approved: "已通过",
+    rejected: "已驳回",
+    returned: "已退回",
+    cancelled: "已取消",
+    completed: "已完成",
+    paid: "已付款",
+  };
+  return status ? labels[status] ?? status : "-";
+}
+
 function isInternalId(value: string | null | undefined) {
   return /^[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i.test(value ?? "");
 }
@@ -120,6 +139,10 @@ function resolveErrorMessage(error: unknown) {
   return "动作执行失败";
 }
 
+function isAlreadyProcessedTaskError(error: unknown) {
+  return isApiError(error) && error.details?.task === "already_processed";
+}
+
 function classifyReplayError(error: unknown): ReplayClassification {
   if (!isApiError(error)) {
     return "failed";
@@ -181,17 +204,23 @@ function matchesEntityFilter(entityType: string | null, filter: EntityFilter) {
 
 function toVisibleRemoteTask(task: WorkflowTaskSummary): VisibleTaskCard {
   const entityType = task.workflowInstance?.entityType ?? null;
+  const summary = task.businessSummary;
+  const reference = publicReference(summary?.reference ?? task.workflowInstance?.entityId);
+  const metric = summary?.amount ?? summary?.duration ?? null;
   return {
     id: task.id,
-    title: task.stepName,
+    title: summary?.title ?? task.stepName,
     subtitle:
       task.status === "completed"
-        ? `业务：${entityLabel(entityType)} · 完成于 ${formatDateTime(task.completedAt)}`
-        : `业务：${entityLabel(entityType)}`,
+        ? `业务：${entityLabel(entityType)} · ${reference ?? "未生成业务编号"} · 完成于 ${formatDateTime(task.completedAt)}`
+        : `业务：${entityLabel(entityType)} · ${reference ?? "未生成业务编号"}`,
     status: task.status,
     entityType,
     entityId: task.workflowInstance?.entityId ?? null,
-    reference: publicReference(task.workflowInstance?.entityId),
+    reference,
+    applicantName: summary?.applicantName ?? null,
+    metric,
+    businessStatus: summary?.businessStatus ?? task.workflowInstance?.currentStatus ?? null,
     allowedActions: task.allowedActions,
     completedAt: task.completedAt,
     isCached: false,
@@ -211,6 +240,9 @@ function matchesSearch(card: VisibleTaskCard, keyword: string) {
     card.id,
     card.entityId,
     card.reference,
+    card.applicantName,
+    card.metric,
+    card.businessStatus,
   ]
     .map((item) => normalizeSearchValue(item))
     .join(" ");
@@ -362,6 +394,9 @@ export function MobileApprovalsPage() {
         entityType: item.taskSnapshot.entityType ?? item.detail.workflowInstance?.entityType ?? null,
         entityId: item.taskSnapshot.entityId,
         reference: publicReference(item.taskSnapshot.reference),
+        applicantName: null,
+        metric: null,
+        businessStatus: item.detail.workflowInstance?.currentStatus ?? null,
         allowedActions: item.detail.allowedActions,
         completedAt: item.detail.task.completedAt,
         isCached: true,
@@ -386,10 +421,14 @@ export function MobileApprovalsPage() {
     () => filteredTaskCards.find((task) => task.id === selectedTaskId)?.detail ?? null,
     [filteredTaskCards, selectedTaskId],
   );
+  const selectedTaskCard = useMemo(
+    () => filteredTaskCards.find((task) => task.id === selectedTaskId) ?? null,
+    [filteredTaskCards, selectedTaskId],
+  );
 
   const selectedTask = detailQuery.data ?? cachedDetailQuery.data?.detail ?? selectedCachedTaskDetail;
   const selectedReference = selectedTask ? resolveWorkflowTaskReferenceSnapshot(selectedTask) : null;
-  const selectedDisplayReference = publicReference(selectedReference?.reference);
+  const selectedDisplayReference = selectedTaskCard?.reference ?? publicReference(selectedReference?.reference);
   const selectedTaskAllowsActions = Boolean(taskTab === "pending" && selectedTask?.task.status === "pending");
   const isOfflineUncachedDeepLink = Boolean(selectedTaskId) && !selectedTask && !canUseRemote;
 
@@ -528,6 +567,9 @@ export function MobileApprovalsPage() {
       toast.success("操作成功");
     },
     onError: (actionError) => {
+      if (isAlreadyProcessedTaskError(actionError)) {
+        void invalidateWorkflowQueries(selectedTaskId);
+      }
       const nextError = resolveErrorMessage(actionError);
       setError(nextError);
       setMessage("");
@@ -754,7 +796,7 @@ export function MobileApprovalsPage() {
 
       {!isOnline ? (
         <p className="rounded-lg border border-orange-200 bg-orange-50 px-3 py-2 text-sm text-orange-700">
-          当前离线{offlineAccessMode ? "，已使用本地会话快照进入移动审批壳。" : "。"}仅支持查看已缓存待办，并起草通过 / 驳回草稿。
+          当前离线{offlineAccessMode ? "，已使用本地会话快照进入移动审批壳。" : "。"}仅支持查看已缓存待办，并保存通过 / 驳回草稿；联网同步成功后才会正式提交。
         </p>
       ) : null}
 
@@ -857,7 +899,7 @@ export function MobileApprovalsPage() {
                   disabled={!selectedBatchTaskIds.length || batchActionMutation.isPending}
                   onClick={() => handleBatchAction("approve")}
                 >
-                  {canUseRemote ? "批量通过" : "加入通过草稿"}
+                  {canUseRemote ? "批量通过" : "保存通过草稿"}
                 </Button>
                 <Button
                   type="button"
@@ -867,7 +909,7 @@ export function MobileApprovalsPage() {
                   disabled={!selectedBatchTaskIds.length || batchActionMutation.isPending || !batchRejectComment.trim()}
                   onClick={() => handleBatchAction("reject")}
                 >
-                  {canUseRemote ? "批量驳回" : "加入驳回草稿"}
+                  {canUseRemote ? "批量驳回" : "保存驳回草稿"}
                 </Button>
               </div>
             </div>
@@ -940,6 +982,9 @@ export function MobileApprovalsPage() {
                     </div>
                     <div className="mt-1 text-xs text-zinc-500">{task.subtitle}</div>
                     {task.reference ? <div className="mt-1 text-xs text-zinc-500">业务单号：{task.reference}</div> : null}
+                    <div className="mt-1 text-xs text-zinc-500">
+                      申请人：{task.applicantName ?? "-"} · 金额/天数：{task.metric ?? "-"} · 业务状态：{businessStatusLabel(task.businessStatus)}
+                    </div>
                     {task.isCached ? <div className="mt-1 text-xs text-zinc-500">来源：离线缓存</div> : null}
                   </button>
                 </div>
@@ -962,6 +1007,9 @@ export function MobileApprovalsPage() {
                 </div>
                 <div className="mt-1 text-xs text-zinc-500">{task.subtitle}</div>
                 {task.reference ? <div className="mt-1 text-xs text-zinc-500">业务单号：{task.reference}</div> : null}
+                <div className="mt-1 text-xs text-zinc-500">
+                  申请人：{task.applicantName ?? "-"} · 金额/天数：{task.metric ?? "-"} · 业务状态：{businessStatusLabel(task.businessStatus)}
+                </div>
                 {task.isCached ? <div className="mt-1 text-xs text-zinc-500">来源：离线缓存</div> : null}
               </button>
             );
@@ -997,6 +1045,9 @@ export function MobileApprovalsPage() {
               <div>步骤：{selectedTask.task.stepName}</div>
               <div>对象类型：{entityLabel(selectedTask.workflowInstance?.entityType)}</div>
               <div>业务单号：{selectedDisplayReference ?? "-"}</div>
+              <div>业务状态：{businessStatusLabel(selectedTaskCard?.businessStatus ?? selectedTask.workflowInstance?.currentStatus)}</div>
+              <div>申请人：{selectedTaskCard?.applicantName ?? "-"}</div>
+              <div>金额/天数：{selectedTaskCard?.metric ?? "-"}</div>
               <div>创建时间：{formatDateTime(selectedTask.task.createdAt)}</div>
               <div>完成时间：{formatDateTime(selectedTask.task.completedAt)}</div>
               {selectedTask.reimbursement ? (
@@ -1046,7 +1097,7 @@ export function MobileApprovalsPage() {
                 />
 
                 {!canUseRemote ? (
-                  <p className="text-xs text-zinc-500">离线仅支持通过 / 驳回草稿。</p>
+                  <p className="text-xs text-zinc-500">离线仅保存通过 / 驳回草稿，联网同步成功后才会正式提交。</p>
                 ) : null}
 
                 <div className="grid gap-2 sm:grid-cols-3">
@@ -1063,7 +1114,7 @@ export function MobileApprovalsPage() {
                     }}
                     type="button"
                   >
-                    {canUseRemote ? "通过" : "离线加入通过草稿"}
+                    {canUseRemote ? "通过" : "保存通过草稿"}
                   </Button>
                   <Button
                     className="min-h-12 w-full"
@@ -1079,7 +1130,7 @@ export function MobileApprovalsPage() {
                     type="button"
                     variant="secondary"
                   >
-                    {canUseRemote ? "驳回" : "离线加入驳回草稿"}
+                    {canUseRemote ? "驳回" : "保存驳回草稿"}
                   </Button>
                   <Button
                     className="min-h-12 w-full"
diff --git a/client/src/pages/WorkflowTaskDetailPage.tsx b/client/src/pages/WorkflowTaskDetailPage.tsx
index e50f0b1a..4732908d 100644
--- a/client/src/pages/WorkflowTaskDetailPage.tsx
+++ b/client/src/pages/WorkflowTaskDetailPage.tsx
@@ -53,8 +53,8 @@ function workflowStatusLabel(status: string | undefined) {
   }
 
   const labels: Record<string, string> = {
-    pending: "待派发",
-    completed: "已完成",
+    pending: "待处理",
+    completed: "已处理",
     rejected: "已驳回",
     cancelled: "已取消",
     skipped: "已跳过",
@@ -63,6 +63,46 @@ function workflowStatusLabel(status: string | undefined) {
   return labels[status] ?? status;
 }
 
+function workflowInstanceStatusLabel(status: string | undefined | null) {
+  if (!status) {
+    return "-";
+  }
+
+  const labels: Record<string, string> = {
+    active: "审批中",
+    approved: "已通过",
+    rejected: "已驳回",
+    terminated: "已终止",
+    cancelled: "已取消",
+    completed: "已完成",
+  };
+
+  return labels[status] ?? status;
+}
+
+function workflowActionLabel(action: string | undefined | null) {
+  if (!action) {
+    return "-";
+  }
+
+  const labels: Record<string, string> = {
+    submit: "提交",
+    approve: "通过",
+    reject: "驳回",
+    return: "退回",
+    transfer: "转审",
+    withdraw: "撤回",
+    cancel: "取消",
+    skip: "跳过",
+  };
+
+  return labels[action] ?? action;
+}
+
+function isAlreadyProcessedTaskError(error: unknown) {
+  return isApiError(error) && error.details?.task === "already_processed";
+}
+
 export function WorkflowTaskDetailPage() {
   const { taskId = "" } = useParams();
   const navigate = useNavigate();
@@ -125,6 +165,12 @@ export function WorkflowTaskDetailPage() {
       toast.success(messages[action] ?? "操作成功");
     },
     onError: (error) => {
+      if (isAlreadyProcessedTaskError(error)) {
+        void Promise.all([
+          queryClient.invalidateQueries({ queryKey: ["workflow", "tasks"] }),
+          queryClient.invalidateQueries({ queryKey: ["workflow", "task", taskId] }),
+        ]);
+      }
       let msg: string;
       if (error instanceof Error && !isApiError(error)) {
         msg = error.message;
@@ -178,8 +224,8 @@ export function WorkflowTaskDetailPage() {
   }
 
   const detail = detailQuery.data;
-  const isLeaveTask = detail.workflowInstance?.entityType === "leave";
   const canTransfer = allowedActions.has("transfer");
+  const allowedActionLabels = detail.allowedActions.map(workflowActionLabel).join(" / ");
 
   return (
     <PageScaffold>
@@ -220,7 +266,7 @@ export function WorkflowTaskDetailPage() {
                 </div>
                 <div className="rounded-lg border border-zinc-200 px-4 py-3 text-sm">
                   <div className="text-zinc-500">可执行动作</div>
-                  <div className="mt-2 font-medium text-zinc-900">{detail.allowedActions.length ? detail.allowedActions.join(" / ") : "-"}</div>
+                  <div className="mt-2 font-medium text-zinc-900">{allowedActionLabels || "-"}</div>
                 </div>
               </div>
 
@@ -374,7 +420,7 @@ export function WorkflowTaskDetailPage() {
                 </Button>
               </div>
 
-              {canTransfer && !isLeaveTask ? (
+              {canTransfer ? (
                 <div className="space-y-2 rounded-lg border border-zinc-200 p-4">
                   <p className="text-sm font-medium text-zinc-800">转审</p>
                   <select
@@ -421,7 +467,7 @@ export function WorkflowTaskDetailPage() {
                 detail.history.map((item) => (
                   <div className="rounded-lg border border-zinc-200 px-3 py-2 text-sm" key={item.id}>
                     <div className="font-medium text-zinc-900">
-                      {item.action} · {item.actorName || item.actorId}
+                      {workflowActionLabel(item.action)} · {item.actorName || item.actorId}
                     </div>
                     <div className="text-zinc-600">{item.comment || "-"}</div>
                     <div className="text-xs text-zinc-500">{item.createdAt || "-"}</div>
@@ -437,7 +483,7 @@ export function WorkflowTaskDetailPage() {
         <div className="space-y-6">
           <DetailSideMeta title="任务摘要">
             <div>节点：{detail.task.stepName}</div>
-            <div>实例状态：{detail.workflowInstance?.currentStatus ?? "-"}</div>
+            <div>实例状态：{workflowInstanceStatusLabel(detail.workflowInstance?.currentStatus)}</div>
             <div>当前审批角色：{detail.task.assigneeRole ?? "-"}</div>
             <div>创建时间：{formatDateTime(detail.task.createdAt)}</div>
             <div>完成时间：{formatDateTime(detail.task.completedAt)}</div>
diff --git a/client/src/pages/WorkflowTasksPage.tsx b/client/src/pages/WorkflowTasksPage.tsx
index b2d1bbb9..de964174 100644
--- a/client/src/pages/WorkflowTasksPage.tsx
+++ b/client/src/pages/WorkflowTasksPage.tsx
@@ -3,7 +3,7 @@ import { useMutation, useQuery, useQueryClient } from "@tanstack/react-query";
 import { toast } from "sonner";
 import { isApiError } from "../api/types";
 import { mapApiErrorMessage } from "../api/errorMessages";
-import { approveWorkflowTask, fetchWorkflowTasks } from "../api/workflow";
+import { approveWorkflowTask, fetchWorkflowTasks, type WorkflowTaskSummary } from "../api/workflow";
 import { PageHeader } from "../components/common/PageHeader";
 import { Pagination } from "../components/common/Pagination";
 import { StatusBadge } from "../components/common/StatusBadge";
@@ -31,6 +31,53 @@ function entityLabel(entityType: string | undefined) {
   return entityType || "-";
 }
 
+function businessStatusLabel(status: string | null | undefined) {
+  const labels: Record<string, string> = {
+    draft: "草稿",
+    pending: "待处理",
+    reviewing: "审批中",
+    submitted: "审批中",
+    approved: "已通过",
+    rejected: "已驳回",
+    returned: "已退回",
+    cancelled: "已取消",
+    completed: "已完成",
+    paid: "已付款",
+  };
+  return status ? labels[status] ?? status : "-";
+}
+
+function isInternalId(value: string | null | undefined) {
+  return /^[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i.test(value ?? "");
+}
+
+function publicReference(value: string | null | undefined) {
+  if (!value || isInternalId(value)) {
+    return null;
+  }
+  return value;
+}
+
+function displayReference(task: WorkflowTaskSummary) {
+  return publicReference(task.businessSummary?.reference ?? task.workflowInstance?.entityId) ?? "未生成业务编号";
+}
+
+function displayTitle(task: WorkflowTaskSummary) {
+  return task.businessSummary?.title ?? task.stepName;
+}
+
+function displayApplicant(task: WorkflowTaskSummary) {
+  return task.businessSummary?.applicantName ?? "-";
+}
+
+function displayMetric(task: WorkflowTaskSummary) {
+  return task.businessSummary?.amount ?? task.businessSummary?.duration ?? "-";
+}
+
+function isAlreadyProcessedTaskError(error: unknown) {
+  return isApiError(error) && error.details?.task === "already_processed";
+}
+
 export function WorkflowTasksPage() {
   const [searchParams, setSearchParams] = useSearchParams();
   const queryClient = useQueryClient();
@@ -61,6 +108,9 @@ export function WorkflowTasksPage() {
       toast.success("审批已通过");
     },
     onError: (error) => {
+      if (isAlreadyProcessedTaskError(error)) {
+        void queryClient.invalidateQueries({ queryKey: ["workflow", "tasks"] });
+      }
       const message = isApiError(error)
         ? `${error.code}: ${mapApiErrorMessage(error.code, error.details, error.message)}`
         : error instanceof Error
@@ -86,7 +136,7 @@ export function WorkflowTasksPage() {
           <TabsList className="flex w-full flex-wrap justify-start gap-1">
             {[
               { value: "pending", label: "待处理" },
-              { value: "completed", label: "已通过" },
+              { value: "completed", label: "已处理" },
               { value: "rejected", label: "已驳回" },
               { value: "cancelled", label: "已取消" },
               { value: "skipped", label: "已跳过" },
@@ -102,7 +152,7 @@ export function WorkflowTasksPage() {
           </TabsList>
         </Tabs>
 
-        {query.isLoading ? <TableSkeleton columns={5} rows={5} /> : null}
+        {query.isLoading ? <TableSkeleton columns={7} rows={5} /> : null}
 
         {query.isError ? (
           <p className="rounded-lg border border-red-200 bg-red-50 px-3 py-2 text-sm text-red-600">
@@ -124,15 +174,17 @@ export function WorkflowTasksPage() {
                   <article className="rounded-xl border border-zinc-200 bg-white p-4 shadow-sm" key={task.id}>
                     <div className="flex items-start justify-between gap-3">
                       <div className="min-w-0">
-                        <div className="truncate text-sm font-semibold text-zinc-900">{task.stepName}</div>
+                        <div className="truncate text-sm font-semibold text-zinc-900">{displayTitle(task)}</div>
                         <div className="mt-1 text-xs text-zinc-500">
-                          {entityLabel(task.workflowInstance?.entityType)} · {new Date(task.createdAt).toLocaleString()}
+                          {entityLabel(task.workflowInstance?.entityType)} · {displayReference(task)}
                         </div>
                       </div>
                       <StatusBadge className="shrink-0" status={task.status} />
                     </div>
-                    <div className="mt-3 truncate rounded-lg bg-zinc-50 px-3 py-2 font-mono text-xs text-zinc-500">
-                      {task.workflowInstance?.entityId ?? task.id}
+                    <div className="mt-3 grid gap-1 rounded-lg bg-zinc-50 px-3 py-2 text-xs text-zinc-600">
+                      <div>申请人：{displayApplicant(task)}</div>
+                      <div>金额/天数：{displayMetric(task)}</div>
+                      <div>业务状态：{businessStatusLabel(task.businessSummary?.businessStatus)}</div>
                     </div>
                     <div className="mt-3 grid grid-cols-2 gap-2">
                       {status === "pending" && (task.allowedActions ?? []).includes("approve") ? (
@@ -172,9 +224,11 @@ export function WorkflowTasksPage() {
               <Table data-testid="workflow-tasks-table">
                 <TableHeader>
                   <tr>
-                    <TableHead>任务</TableHead>
-                    <TableHead>业务对象</TableHead>
-                    <TableHead>状态</TableHead>
+                    <TableHead>审批事项</TableHead>
+                    <TableHead>申请人</TableHead>
+                    <TableHead>金额/天数</TableHead>
+                    <TableHead>业务状态</TableHead>
+                    <TableHead>任务状态</TableHead>
                     <TableHead>创建时间</TableHead>
                     <TableHead className="w-24">操作</TableHead>
                   </tr>
@@ -184,17 +238,14 @@ export function WorkflowTasksPage() {
                     taskItems.map((task) => (
                       <TableRow data-testid="workflow-task-row" key={task.id}>
                         <TableCell>
-                          <div className="font-medium text-zinc-900">{task.stepName}</div>
-                          <div className="text-xs text-zinc-500">{task.id}</div>
-                        </TableCell>
-                        <TableCell>
-                          <div className="font-medium text-zinc-900">
-                            {entityLabel(task.workflowInstance?.entityType)}
-                          </div>
-                          <div className="font-mono text-xs text-zinc-500">
-                            {task.workflowInstance?.entityId ?? "-"}
+                          <div className="font-medium text-zinc-900">{displayTitle(task)}</div>
+                          <div className="text-xs text-zinc-500">
+                            {entityLabel(task.workflowInstance?.entityType)} · {displayReference(task)}
                           </div>
                         </TableCell>
+                        <TableCell>{displayApplicant(task)}</TableCell>
+                        <TableCell>{displayMetric(task)}</TableCell>
+                        <TableCell>{businessStatusLabel(task.businessSummary?.businessStatus)}</TableCell>
                         <TableCell><StatusBadge status={task.status} /></TableCell>
                         <TableCell>{new Date(task.createdAt).toLocaleString()}</TableCell>
                         <TableCell>
@@ -224,7 +275,7 @@ export function WorkflowTasksPage() {
                     ))
                   ) : (
                     <TableRow>
-                      <TableCell className="py-3 text-zinc-500" colSpan={5}>
+                      <TableCell className="py-3 text-zinc-500" colSpan={7}>
                         暂无数据
                       </TableCell>
                     </TableRow>
diff --git a/issues/2026-05-09_20-57-19-mvp-mainline-dev-kickoff.csv b/issues/2026-05-09_20-57-19-mvp-mainline-dev-kickoff.csv
index 737bb884..1b2301f1 100644
--- a/issues/2026-05-09_20-57-19-mvp-mainline-dev-kickoff.csv
+++ b/issues/2026-05-09_20-57-19-mvp-mainline-dev-kickoff.csv
@@ -1,6 +1,6 @@
 ID,Title,Description,Acceptance,Test_Method,Tools,Dev_Status,Review1_Status,Regression_Status,Files,Dependencies,Notes
 A1,MVP主线代码差距盘点,"对照当前 PRD 和 7 份模块规约，盘点 workflow、reimbursements、invoicePool、wecomAuth、leave、purchaseRequests、contractsRegistry、projects 等现有实现、页面、回归脚本和缺口；本 Issue 不改业务代码。","1) 形成可复用实现、待修缺口和不重复造轮子的清单；2) 明确 A2-A8 的实际改动边界；3) 确认首轮默认不新增公共 API、不新增数据库表；4) 若发现必须新增接口、字段或迁移，拆独立后续 Issue。","流程级验证：按 PRD 的审批、报销、企业微信入口、请假、采购、合同、项目七条主线逐项映射到现有 server/client/tests 文件；命令：rg 检索关键路由、页面和测试；命令：python3 /home/shunli/.codex/skills/plan/scripts/validate_issues_csv.py issues/2026-05-09_20-57-19-mvp-mainline-dev-kickoff.csv。","ripgrep|manual|python3",DONE,DONE,DONE,"server/src/routes/*|client/src/pages/*|client/src/api/*|client/tests/e2e/*|docs/*.md","[]","A1 已完成只读差距盘点，不改业务代码；盘点文档：docs/MVP主线代码差距盘点.md；如后续发现需迁移或新增 API，必须另拆 Issue 并写回滚策略。"
-A2,统一审批中心入口与状态收口,"收口 PC /workflow/tasks、移动 /mobile/approvals、业务详情页审批历史和通知 deeplink 的一致性，确保正式审批动作回到 OA 完成。","1) 待办、已办、业务详情页状态一致；2) 审批动作通过、驳回、退回、撤回、转审仍写入 OA 工作流历史；3) 企业微信消息只 deeplink 回 OA，不出现企业微信原生审批入口；4) 并发或已处理任务有明确提示。","流程级验证：提交一条报销或请假审批 -> PC 待办处理 -> 移动待办同步消失或进入已办 -> 业务详情审批历史一致；命令：cd server && ./scripts/regression-workflow-actions.sh；命令：cd client && npm run test:e2e -- workflow-quick-approve.spec.ts mobile-approvals-offline.spec.ts。","bash|npm|playwright|manual",TODO,TODO,TODO,"server/src/routes/workflow.js|server/src/utils/workflow.js|client/src/pages/WorkflowTasksPage.tsx|client/src/pages/MobileApprovalsPage.tsx|client/src/pages/WorkflowTaskDetailPage.tsx","[""A1""]","涉及 workflow 状态机和权限；实现方案必须说明回滚路径，默认以 revert commit 回滚，不做破坏性迁移。"
+A2,统一审批中心入口与状态收口,"收口 PC /workflow/tasks、移动 /mobile/approvals、业务详情页审批历史和通知 deeplink 的一致性，确保正式审批动作回到 OA 完成。","1) 待办、已办、业务详情页状态一致；2) 审批动作通过、驳回、退回、撤回、转审仍写入 OA 工作流历史；3) 企业微信消息只 deeplink 回 OA，不出现企业微信原生审批入口；4) 并发或已处理任务有明确提示。","流程级验证：提交一条报销或请假审批 -> PC 待办处理 -> 移动待办同步消失或进入已办 -> 业务详情审批历史一致；命令：cd server && ./scripts/regression-workflow-actions.sh；命令：cd client && npm run test:e2e -- workflow-quick-approve.spec.ts mobile-approvals-offline.spec.ts。","bash|npm|playwright|manual",DONE,TODO,TODO,"server/src/routes/workflow.js|server/src/utils/workflow.js|client/src/pages/WorkflowTasksPage.tsx|client/src/pages/MobileApprovalsPage.tsx|client/src/pages/WorkflowTaskDetailPage.tsx","[""A1""]","A2 开发完成；prisma validate、workflow node --check、client typecheck/build 通过；回归与 E2E 在登录阶段被本地 DB 漂移阻断：employees.avatar_path 缺失，对应迁移 20260329194000_r43_employee_avatar_contracts，本轮不执行迁移。"
 A3,报销发票OCR主链路收口,"收口上传、OCR 状态、查重、绑定明细、提交审批、付款标记和导出中的体验或状态缺口，优先复用现有 reimbursement 与 invoicePool 实现。","1) 员工能完成报销主流程：上传发票/附件 -> OCR/查重 -> 绑定明细 -> 提交审批；2) 财务能处理重复、付款标记和导出；3) 普通用户页面不出现内部状态码、发票池、绑定整单等不应见文案；4) OCR 失败、重复、附件缺失有业务提示。","流程级验证：创建报销草稿 -> 上传票据 -> OCR 进入终态 -> 绑定明细 -> 提交审批 -> 审批通过 -> 财务付款/导出；命令：cd server && ./scripts/regression-dedup.sh && ./scripts/regression-ocr.sh；命令：cd client && npm run test:e2e -- r102-reimbursement-main-flow.spec.ts invoice-ocr-flow.spec.ts。","bash|npm|playwright|manual",TODO,TODO,TODO,"server/src/routes/reimbursements.js|server/src/routes/invoicePool.js|server/src/routes/invoicePool/*|client/src/pages/ReimbursementDetailPage.tsx|client/src/pages/InvoicePoolPage.tsx|client/src/pages/reimbursement-detail/*|client/src/pages/invoice-pool/*","[""A1"",""A2""]","涉及报销和发票状态；默认不改 OCR provider 和数据库结构，若需 schema/API 变更另拆 Issue。"
 A4,企业微信入口绑定通知回OA,"收口企业微信 config、登录/绑定、移动落点、通知 deeplink 和脱敏消息，企业微信只作为入口、身份、通知和打卡原始采集边界。","1) 企业微信手机入口默认进入 /mobile；2) 已绑定用户直达，未绑定可回退账号密码；3) 停用员工不得从企业微信进入业务系统；4) 通知内容脱敏且 deeplink 回 OA；5) 通知失败不阻断主业务。","流程级验证：模拟企业微信 UA 访问入口 -> 已绑定进入移动工作台 -> 未绑定回退账号密码 -> 通知 deeplink 打开 OA 审批页；命令：cd client && npm run test:e2e -- wecom-entry.spec.ts wecom-first-bind.spec.ts r124-mobile-entry-matrix.spec.ts；后端补 node --check src/routes/wecomAuth.js。","npm|playwright|node|manual",TODO,TODO,TODO,"server/src/routes/wecomAuth.js|server/src/services/notifications/*|client/src/lib/wecomEntry.ts|client/src/lib/runtimeContext.ts|client/src/lib/notificationLinks.ts","[""A1"",""A2""]","不接企业微信原生审批、不接飞书；涉及真实企业微信凭据时 live smoke 缺配置必须标 SKIP。"
 A5,请假补卡外出加班审批与考勤口径,"优先收口现有请假审批、团队状态、日历展示和考勤解释边界；首轮不做企业微信打卡 API 同步，不重造定位、人脸、Wi-Fi 或排班。","1) 请假审批状态正确；2) 已批准请假影响团队状态或日历展示；3) 补卡、外出、加班若现有实现不足，先记录缺口或做最小入口收口；4) 文案不引导员工去企业微信原生审批。","流程级验证：员工提交请假 -> 主管/HR 在 OA 审批 -> 团队状态或日历体现结果 -> 驳回/撤回后状态正确；命令：cd client && npm run test:e2e -- leave-flow.spec.ts leave-team-calendar.spec.ts；命令：cd server && node --check src/routes/leave.js。","npm|playwright|node|manual",TODO,TODO,TODO,"server/src/routes/leave.js|server/src/services/leave.js|client/src/pages/LeaveRequestPage.tsx|client/src/pages/MobileLeavePage.tsx|client/src/pages/TeamPresencePage.tsx","[""A1"",""A2""]","首轮不接企业微信打卡同步；若补卡/外出/加班缺运行时能力，A1 后先拆最小 Issue，不扩大到完整考勤系统。"
diff --git a/server/src/routes/workflow.js b/server/src/routes/workflow.js
index e6ea208f..a2ef6015 100644
--- a/server/src/routes/workflow.js
+++ b/server/src/routes/workflow.js
@@ -282,6 +282,7 @@ function isoOrNull(value) {
 }
 
 function mapTaskSummary(task, allowedActions = []) {
+  const businessSummary = buildTaskBusinessSummary(task);
   const workflowInstance = task.workflow_instance
     ? {
       entity_type: task.workflow_instance.entity_type,
@@ -318,9 +319,89 @@ function mapTaskSummary(task, allowedActions = []) {
         currentStatus: workflowInstance.current_status,
       }
       : null,
+    businessSummary,
   };
 }
 
+function fallbackBusinessTitle(entityType) {
+  if (entityType === "reimbursement") return "报销单";
+  if (entityType === "leave") return "请假申请";
+  if (entityType === "purchase_request") return "采购申请";
+  if (entityType === "travel_request") return "差旅申请";
+  return "业务单据";
+}
+
+function buildTaskBusinessSummary(task) {
+  const workflowInstance = task.workflow_instance;
+  if (!workflowInstance) {
+    return null;
+  }
+
+  const fallback = {
+    reference: workflowInstance.entity_id,
+    title: fallbackBusinessTitle(workflowInstance.entity_type),
+    applicantName: null,
+    amount: null,
+    duration: null,
+    businessStatus: workflowInstance.current_status ?? null,
+  };
+
+  if (workflowInstance.entity_type === "reimbursement" && workflowInstance.reimbursement_form) {
+    const form = workflowInstance.reimbursement_form;
+    return {
+      ...fallback,
+      reference: form.form_number ?? workflowInstance.entity_id,
+      title: form.description ? `报销：${form.description}` : "报销单",
+      applicantName: form.submitter?.name ?? form.owner?.name ?? null,
+      amount: toMoneyString(form.total_amount),
+      businessStatus: form.status ?? fallback.businessStatus,
+    };
+  }
+
+  if (workflowInstance.entity_type === "leave" && workflowInstance.leave_request) {
+    const leaveRequest = workflowInstance.leave_request;
+    return {
+      ...fallback,
+      title: leaveRequest.leave_type?.name
+        ? `请假：${leaveRequest.leave_type.name}`
+        : "请假申请",
+      applicantName: leaveRequest.owner?.name ?? null,
+      duration:
+        leaveRequest.requested_days == null
+          ? null
+          : `${Number(leaveRequest.requested_days)}天`,
+      businessStatus: leaveRequest.status ?? fallback.businessStatus,
+    };
+  }
+
+  if (workflowInstance.entity_type === "purchase_request" && workflowInstance.purchase_request) {
+    const purchaseRequest = workflowInstance.purchase_request;
+    const amount = toMoneyString(purchaseRequest.total_amount);
+    return {
+      ...fallback,
+      reference: purchaseRequest.request_no ?? workflowInstance.entity_id,
+      title: purchaseRequest.title || "采购申请",
+      applicantName: purchaseRequest.applicant?.name ?? null,
+      amount: amount ? `${amount} ${purchaseRequest.currency_code}` : null,
+      businessStatus: purchaseRequest.status ?? fallback.businessStatus,
+    };
+  }
+
+  if (workflowInstance.entity_type === "travel_request" && workflowInstance.travel_request) {
+    const travelRequest = workflowInstance.travel_request;
+    return {
+      ...fallback,
+      reference: travelRequest.request_no ?? workflowInstance.entity_id,
+      title: travelRequest.purpose ? `差旅：${travelRequest.purpose}` : "差旅申请",
+      applicantName: travelRequest.applicant?.name ?? null,
+      amount: toMoneyString(travelRequest.estimated_amount),
+      businessStatus: travelRequest.status ?? fallback.businessStatus,
+    };
+  }
+
+  return fallback;
+}
+
 async function buildTaskVisibilityFilters(tx, request) {
   const roleFilters = request.employee.roleCodes.length
     ? [{ assignee_role: { in: request.employee.roleCodes } }]
@@ -1380,6 +1461,67 @@ async function workflowRoutes(fastify) {
                 entity_type: true,
                 entity_id: true,
                 current_status: true,
+                reimbursement_form: {
+                  select: {
+                    form_number: true,
+                    status: true,
+                    total_amount: true,
+                    description: true,
+                    owner: {
+                      select: {
+                        name: true,
+                      },
+                    },
+                    submitter: {
+                      select: {
+                        name: true,
+                      },
+                    },
+                  },
+                },
+                leave_request: {
+                  select: {
+                    status: true,
+                    requested_days: true,
+                    leave_type: {
+                      select: {
+                        name: true,
+                      },
+                    },
+                    owner: {
+                      select: {
+                        name: true,
+                      },
+                    },
+                  },
+                },
+                purchase_request: {
+                  select: {
+                    request_no: true,
+                    status: true,
+                    title: true,
+                    total_amount: true,
+                    currency_code: true,
+                    applicant: {
+                      select: {
+                        name: true,
+                      },
+                    },
+                  },
+                },
+                travel_request: {
+                  select: {
+                    request_no: true,
+                    status: true,
+                    purpose: true,
+                    estimated_amount: true,
+                    applicant: {
+                      select: {
+                        name: true,
+                      },
+                    },
+                  },
+                },
               },
             },
           },