perf: 筛选统计去掉 JSON 兜底，并补上 orders 覆盖索引

去掉 work_orders 堆访问后，JOIN 会把 orders 整表扫进 Hash Right Join。
领取页在快照新鲜时不再打上游；快手出网统一 10 秒超时。倒计时改为自适应间隔。

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/backend/src/services/platforms/kuaishou-industry/http.test.ts

@@ -0,0 +1,16 @@
+import assert from 'node:assert/strict'
+import { readFile } from 'node:fs/promises'
+import test from 'node:test'
+
+test('快手行业出网调用都走带超时的 fetch 封装', async () => {
+  const http = await readFile(new URL('./http.ts', import.meta.url), 'utf8')
+  assert.ok(http.includes('KUAISHOU_INDUSTRY_HTTP_TIMEOUT_MS = 10_000'))
+  assert.ok(http.includes('AbortSignal.timeout(KUAISHOU_INDUSTRY_HTTP_TIMEOUT_MS)'))
+  assert.ok(http.includes('init?.signal ??'), '调用方已经传入 signal 时不要覆盖，避免打断主动取消')
+
+  for (const file of ['./openapi-client.ts', './token-service.ts']) {
+    const src = await readFile(new URL(file, import.meta.url), 'utf8')
+    assert.ok(src.includes('fetchKuaishouIndustry('), `${file} 仍在直接 fetch`)
+    assert.equal(src.includes('await fetch('), false, `${file} 还有未收口的 fetch`)
+  }
+})

apps/backend/src/services/platforms/kuaishou-industry/http.ts

@@ -0,0 +1,12 @@
+/** 快手行业出网统一入口。超时收在这里，避免每个调用点各写各的 fetch 再漏掉。 */
+export const KUAISHOU_INDUSTRY_HTTP_TIMEOUT_MS = 10_000
+
+export function fetchKuaishouIndustry(
+  input: Parameters<typeof fetch>[0],
+  init?: Parameters<typeof fetch>[1],
+) {
+  return fetch(input, {
+    ...init,
+    signal: init?.signal ?? AbortSignal.timeout(KUAISHOU_INDUSTRY_HTTP_TIMEOUT_MS),
+  })
+}

apps/backend/src/services/platforms/kuaishou-industry/openapi-client.ts

@@ -1,5 +1,6 @@
 import { getKuaishouIndustryConfig } from './config.js'
 import { signKuaishouIndustryPayload, type SignMethod } from './crypto.js'
+import { fetchKuaishouIndustry } from './http.js'
 import { ensureKuaishouIndustryAccessToken } from './token-service.js'
 import { logIntegration } from '../../../utils/logger.js'
 import type { JsonObject } from '../../../types/json.js'
@@ -108,8 +109,8 @@ export async function requestKuaishouIndustryOpenApi(
     const startedAt = Date.now()
     const res =
       httpMethod === 'GET'
-        ? await fetch(`${url}?${body.toString()}`, { method: 'GET' })
-        : await fetch(url, {
+        ? await fetchKuaishouIndustry(`${url}?${body.toString()}`, { method: 'GET' })
+        : await fetchKuaishouIndustry(url, {
             method: 'POST',
             headers: { 'content-type': 'application/x-www-form-urlencoded' },
             body: body.toString(),

apps/backend/src/services/platforms/kuaishou-industry/token-service.ts

@@ -10,6 +10,7 @@ import {
   type KuaishouIndustryShopConfig,
   type KuaishouIndustrySourceConfig,
 } from './source-config-service.js'
+import { fetchKuaishouIndustry } from './http.js'
 
 const ACCESS_TOKEN_REFRESH_MARGIN_MS = 30 * 60 * 1000
 const DEFAULT_ACCESS_TOKEN_TTL_MS = 47 * 60 * 60 * 1000
@@ -314,8 +315,8 @@ async function requestKuaishouIndustryToken({
   const url = new URL(`${baseUrl}${path}`)
   const response =
     method === 'GET'
-      ? await fetch(appendSearchParams(url, params))
-      : await fetch(url, {
+      ? await fetchKuaishouIndustry(appendSearchParams(url, params))
+      : await fetchKuaishouIndustry(url, {
           method: 'POST',
           headers: { 'content-type': 'application/x-www-form-urlencoded' },
           body: params.toString(),