fix: allow manual FBA quote when rate is missing

src/modules/inbounds/fee/api.test.ts

@@ -2,6 +2,7 @@ import { beforeEach, describe, expect, it, vi } from 'vitest'
 import { ApiResponseError, http } from '@/shared/api/http'
 import {
   adjustPublishedInboundFee,
+  createManualInboundQuote,
   confirmInboundFee,
   createFeeActionIdempotencyKey,
   createFeeAdjustmentIdempotencyKey,
@@ -69,6 +70,17 @@ describe('inbound fee API', () => {
     })
   })
 
+  it('creates a manual FBA quote through the dedicated fallback endpoint', async () => {
+    vi.mocked(http.post).mockResolvedValue({ code: '200', message: 'success', data: { ...snapshot, rateCode: 'MANUAL_QUOTE' } })
+    const payload = { selectedWeightKg: 62.5, selectedVolumeCbm: 0.384, unitPrice: 12.2, reason: 'FBA价格未维护' }
+
+    await expect(createManualInboundQuote('10001', '88', payload, 'fee-manual-1'))
+      .resolves.toMatchObject({ rateCode: 'MANUAL_QUOTE' })
+    expect(http.post).toHaveBeenCalledWith('/platform/v1/inbounds/88/fees/manual-quote', payload, {
+      params: { tenantId: '10001' }, headers: { 'Idempotency-Key': 'fee-manual-1' },
+    })
+  })
+
   it('preserves backend conflict metadata for stale-version recovery', async () => {
     vi.mocked(http.put).mockResolvedValue({
       code: 'A0409', message: '费用已被其他操作员修改，请刷新后重试', data: null,