重构：硬切商品来源并移除旧运维入口

apps/backend/package.json

@@ -9,8 +9,6 @@
     "db:migrate": "tsx src/db/migrate.ts",
     "db:migrate:create": "tsx scripts/create-migration.ts",
     "db:migrate:status": "tsx scripts/migration-status.ts",
-    "finance:sync": "tsx scripts/sync-cost-finance.ts",
-    "finance:rebuild-cutover": "tsx scripts/rebuild-after-cutover.ts",
     "finance:rebuild-derived": "tsx scripts/rebuild-finance-derived.ts",
     "audit:finance": "tsx scripts/audit-finance-derived.ts",
     "revenue:backfill": "tsx scripts/backfill-revenue-basis.ts",
@@ -39,8 +37,6 @@
     "check": "npm run format:check && npm run check:sql && npm run lint:check && npm run typecheck && npm test && npm run build",
     "start": "node dist/index.js",
     "start:src": "tsx src/index.ts",
-    "products:merge-duplicates": "tsx scripts/merge-duplicate-products.ts",
-    "products:reclassify": "tsx scripts/reclassify-post-cutover.ts",
     "demo:seed-finance": "tsx scripts/seed-local-finance-demo.ts"
   },
   "dependencies": {