重构：硬切商品来源并移除旧运维入口

apps/backend/src/services/fulfillment/channel-assign-service.ts

@@ -2112,11 +2112,21 @@ async function ensureDraftProductForChannel(
   const key = canonicalizeInternalSku(internalSku)
   if (!key) return null
   const definition = {
-    affiliate_dash: { prefix: 'aff:', category: '自动发货', unit: '件' },
-    work_order: { prefix: 'tpl:', category: '接单', unit: '件' },
-    manual: { prefix: 'man:', category: '人工', unit: '件' },
-    on_account: { prefix: 'man:', category: '统一结算', unit: '件' },
-    third_party_voucher: { prefix: 'tpv:', category: '卡券', unit: '张' },
+    affiliate_dash: {
+      prefix: 'aff:',
+      category: '自动发货',
+      unit: '件',
+      sourceKind: 'affiliate_dash',
+    },
+    work_order: { prefix: 'tpl:', category: '接单', unit: '件', sourceKind: 'work_order' },
+    manual: { prefix: 'man:', category: '人工', unit: '件', sourceKind: 'manual' },
+    on_account: { prefix: 'man:', category: '统一结算', unit: '件', sourceKind: 'manual' },
+    third_party_voucher: {
+      prefix: 'tpv:',
+      category: '卡券',
+      unit: '张',
+      sourceKind: 'third_party_voucher',
+    },
   }[channel]
   const canonicalSku = `${definition.prefix}${key}`
   if (canonicalSku.length > 64) return null
@@ -2129,16 +2139,18 @@ async function ensureDraftProductForChannel(
         canonical_name,
         category,
         unit_name,
+        source_kind,
         status,
         attributes_json,
         created_at,
         updated_at
       ) VALUES (
-        $1, $2, $3, $4, 'active',
-        $5::jsonb, $6, $6
+        $1, $2, $3, $4, $5, 'active',
+        $6::jsonb, $7, $7
       )
       ON CONFLICT (canonical_sku) DO UPDATE
       SET status = 'active',
+          source_kind = EXCLUDED.source_kind,
           canonical_name = CASE
             WHEN BTRIM(product_catalog.canonical_name) = '' THEN EXCLUDED.canonical_name
             ELSE product_catalog.canonical_name
@@ -2157,6 +2169,7 @@ async function ensureDraftProductForChannel(
       key.slice(0, 120),
       definition.category,
       definition.unit,
+      definition.sourceKind,
       JSON.stringify({
         source: channel,
         auto_created: true,