refactor(firstleg): keep trucking payable only

scripts/admin-test-env-modules/truck-appointments-contract.test.mjs

@@ -58,6 +58,7 @@ test('payload requires booking container and carrier but never emits customer fi
   { oceanBookingId: '91', containerBookingId: '81', carrierId: '501', carrierName: '正式拖车商' })
   assert.equal(Object.hasOwn(payload, 'customerId'), false)
   assert.equal(Object.hasOwn(payload, 'customerName'), false)
+  assert.equal(Object.hasOwn(payload, 'receivableAmount'), false)
 })
 
 test('backend DTO entity mapper service and OpenAPI have no truck customer protocol', () => {
@@ -91,13 +92,15 @@ test('HTTP regression is self-contained and covers no-customer and idempotency m
   for (const label of ['自包含创建 DRAFT 订舱', '上传当前有效 BILL_OF_LADING 文件', '放舱自包含订舱',
     '绑定本轮真实 ISO 柜号', '拖车请求不含客户字段', '同柜第二条非终态预约拒绝且零漂移',
     '同键同载荷重放', '同键重放版本零漂移', '同键异载荷拒绝', '错误订舱拒绝创建',
-    '错误柜号归属拒绝创建', '错误提单拒绝创建', '错误承运商拒绝创建',
+    '错误柜号归属拒绝创建', '错误提单拒绝创建', '错误承运商拒绝创建', '非法拖车币种拒绝创建',
+    'RMB应付费用响应无客户及应收字段', '编辑为USD应付费用', 'USD应付费用保存且无应收字段',
     '派车命令返回状态身份与版本正确', '派车后回查拖车完整详情',
     '详情字段完整且订舱柜号身份无客户字段漂移']) assert.match(source, new RegExp(label))
   assert.match(source, /const detailResponse = await request\(context, 'GET', path\); const detail = data\(detailResponse\)/)
   assert.match(source, /const detailGaps = truckAppointmentFieldGaps\(detail\)/)
   assert.doesNotMatch(source, /truckAppointmentFieldGaps\(dispatched\)/)
   assert.doesNotMatch(source, /phase3ContainerLoading|phase3Loading/)
+  assert.doesNotMatch(source, /receivableAmount\s*:/)
   const entry = readFileSync(new URL('../admin-test-env-acceptance.mjs', import.meta.url), 'utf8')
   assert.match(entry, /\['truck-appointments', \['merchant-qualification-fixture'\]\]/)
   assert.doesNotMatch(entry, /\['truck-appointments', \[[^\]]*phase3-loading/)