"exports": {
    "other": "./src/other.js",
    "node": "./src/node.js",
    "browser": "./src/browser.js",
    "default": "./src/default.js"
},

WRANGLER_BUILD_CONDITIONS=""
WRANGLER_BUILD_PLATFORM="node"

⨯ Error: Cannot perform I/O on behalf of a different request. I/O objects (such as streams, request/response bodies, and others) created in the context of one request handler cannot be accessed from a different request's handler. This is a limitation of Cloudflare Workers which allows us to improve overall performance. (I/O type: Writable)

// src/lib/db.ts
import postgres from "postgres";
 
// `client` 是全局的。
// 由于连接将在请求间共享，它在 worker 上会失败
export const client = postgres(process.env.DATABASE_URL, { max: 5 });
 
// src/app/api/route.ts
import { client } from "@/db/db";
 
export const dynamic = "force-dynamic";
 
export async function GET() {
  return new Response(JSON.stringify(await client`SELECT * FROM users;`));
}

// src/app/api/route.ts
export const dynamic = "force-dynamic";
 
export async function GET() {
  // 客户端为每个传入请求创建，并且没有连接在请求间共享
  const client = postgres(process.env.DATABASE_URL, { max: 5 });
  return new Response(JSON.stringify(await client`SELECT * FROM users;`));
}

✘ [ERROR] ⨯ Error: Failed to load chunk server/chunks/ssr/<chunk_name>.js

      at loadChunkPath
  (...)
      at Object.loadChunk
  (...)
      at .open-next/server-functions/default/.next/server/app/page.js

⚙️ Bundling the OpenNext server...

X [ERROR] Could not resolve "<package name>"

✘ [ERROR] ⨯ ReferenceError: FinalizationRegistry is not defined

{
  "compatibility_date": "2025-05-05"
}