perf(pipeline): 已入队的异常不再重复 upsert，未映射只算已定渠道

- 载体/人工配置/人工成本三类扫描跳过已有未解决异常的订单项
- 成本中心「未映射订单项」只统计 assigned，待分类单归履约队列

apps/backend/src/services/cost-center/cost-center-overview-service.ts

@@ -90,7 +90,8 @@ export async function getAdminCostCenterOverview(params: { scope?: string } = {}
           SELECT COUNT(*)::int
           FROM order_items oi
           WHERE oi.canonical_product_id IS NULL
-            AND oi.fulfillment_status <> 'archived'
+            -- 只统计已定渠道的单：待分类单还没有渠道，不能算「未映射」。
+            AND oi.fulfillment_status = 'assigned'
             AND ($1::text IS NULL OR COALESCE(oi.fulfillment_channel, CASE WHEN oi.fulfillment_status = 'archived' THEN 'archived' ELSE 'pending' END) = $1)
         ) AS unmapped_order_item_count
     `,

apps/backend/src/services/scheduler/finance-pipeline-jobs.ts

@@ -97,6 +97,14 @@ export async function runCarrierDispatchJob(job: JsonObject = {}) {
           SELECT 1 FROM manual_fulfillment_configs cfg
           WHERE cfg.sku_key = oi.manual_sku_key AND cfg.enabled
         )
+        AND NOT EXISTS (
+          SELECT 1
+          FROM cost_exception_items i
+          JOIN cost_exceptions ce ON ce.id = i.exception_id
+          WHERE i.order_item_id = oi.id
+            AND ce.reason = 'manual_config_missing'
+            AND ce.status <> 'resolved'
+        )
       ORDER BY oi.id
       LIMIT $1
     `,
@@ -126,6 +134,14 @@ export async function runCarrierDispatchJob(job: JsonObject = {}) {
             AND cs.order_item_id = oi.id
             AND cs.superseded_at IS NULL
         )
+        AND NOT EXISTS (
+          SELECT 1
+          FROM cost_exception_items i
+          JOIN cost_exceptions ce ON ce.id = i.exception_id
+          WHERE i.order_item_id = oi.id
+            AND ce.reason = 'manual_cost_missing'
+            AND ce.status <> 'resolved'
+        )
       ORDER BY oi.id
       LIMIT $1
     `,
@@ -156,6 +172,14 @@ export async function runCarrierDispatchJob(job: JsonObject = {}) {
         AND NOT EXISTS (
           SELECT 1 FROM work_orders wo WHERE wo.order_item_id = oi.id
         )
+        AND NOT EXISTS (
+          SELECT 1
+          FROM cost_exception_items i
+          JOIN cost_exceptions ce ON ce.id = i.exception_id
+          WHERE i.order_item_id = oi.id
+            AND ce.reason = 'carrier_missing'
+            AND ce.status <> 'resolved'
+        )
       ORDER BY oi.id
       LIMIT $1
     `,