feat(selfop): add bounded inventory flow diagnostic through account egress

integration-service/src/main/resources/openapi/lingxing-wms-v1.yaml

@@ -51,6 +51,32 @@ x-lastleg-egress-coordination:
 security:
   - InternalServiceToken: []
 paths:
+  /internal/integrations/lingxing/wms/inventory-flow/query:
+    post:
+      summary: One SKU inventory-flow diagnostic page
+      description: >-
+        Calls stock/stockCellBook/page through the existing INVENTORY_FLOW permit. Exact warehouse/customer/SKU,
+        at most 31 days, current=1 and size=1000 fixed. No automatic next page or retry. Source quality and signed
+        quantities are preserved, not translated to inventory-snapshot quality. Source 11008 only rejects this optional
+        operation; authentication, rate-limit and uncertain-result account protection remain effective.
+      parameters:
+        - {$ref: '#/components/parameters/LingxingEgressContext'}
+      requestBody:
+        required: true
+        content:
+          application/json:
+            schema:
+              type: object
+              required: [warehouseCode, customerCode, sku, startTime, endTime]
+              properties:
+                warehouseCode: {type: string, maxLength: 64}
+                customerCode: {type: string, maxLength: 64}
+                sku: {type: string, maxLength: 128}
+                startTime: {type: string, format: date-time, description: Beijing local datetime without offset}
+                endTime: {type: string, format: date-time, description: Beijing local datetime without offset}
+      responses:
+        '200':
+          description: Standard envelope with QueryPage or sanitized ProviderFailure. Flow rows retain id as string, customerCode, whCode, productSku, cellNo, innerBatchNo, billNo, billType, productQuality, numeric bookQty/closeQty, string bookChangQty/createTime. Unknown source fields remain null; no calculated inventory is published.
   /internal/integrations/lingxing/wms/customers/query:
     post:
       summary: Query one page of customers using the existing account egress permit
@@ -315,7 +341,7 @@ components:
         {"current":1,"size":2,"whCode":"WH-DEMO","isHideInventory":0}
     EgressOperation:
       type: string
-      enum: [WAREHOUSES, OUTBOUND_QUERY, OUTBOUND_LOCATE, OUTBOUND_DETAIL, PRODUCT_INVENTORY, CUSTOMERS, PRODUCTS]
+      enum: [WAREHOUSES, OUTBOUND_QUERY, OUTBOUND_LOCATE, OUTBOUND_DETAIL, PRODUCT_INVENTORY, CUSTOMERS, PRODUCTS, INVENTORY_FLOW]
     EgressMetadata:
       type: object
       required: [attemptId, actualHttpAttempts, accountPaused]