重构财务台账工具与异常优先页面（05-30-finance-ledger-tools-redesign）

server/src/routes/paymentBatches.js

@@ -222,6 +222,9 @@ async function loadBatchWithItems(tx, batchId) {
       items: {
         orderBy: [{ created_at: "asc" }, { id: "asc" }],
       },
+      _count: {
+        select: { receipt_attachments: true },
+      },
     },
   });
   if (!batch) {
@@ -332,6 +335,7 @@ function mapBatch(batch, openRiskFlags = []) {
     reviewComment: batch.review_comment ?? null,
     secondaryReviewComment: batch.secondary_review_comment ?? null,
     executionSummaryJson: batch.execution_summary_json ?? null,
+    receiptAttachmentCount: batch._count?.receipt_attachments ?? 0,
     createdAt: batch.created_at?.toISOString?.() ?? null,
     createdBy: batch.created_by ?? null,
     reviewedAt: batch.reviewed_at?.toISOString?.() ?? null,
@@ -761,7 +765,10 @@ async function paymentBatchesRoutes(fastify) {
         ...(query.entityType ? { entity_type: query.entityType } : {}),
         ...(query.status ? { status: query.status } : {}),
       },
-      include: { items: { orderBy: [{ created_at: "asc" }, { id: "asc" }] } },
+      include: {
+        items: { orderBy: [{ created_at: "asc" }, { id: "asc" }] },
+        _count: { select: { receipt_attachments: true } },
+      },
       orderBy: [{ created_at: "desc" }, { id: "desc" }],
     });