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Websocket does not work in vite dev mode with bun runtime #3939

@bondehagen

Description

@bondehagen

Environment

Nitro 3.0.1-alpha.1
Bun 1.3.5

Reproduction

vite.config.ts

import { defineConfig } from "vite";
import { nitro } from "nitro/vite";

export default defineConfig({
  plugins: [nitro()],
  nitro: {
    preset: "bun",
    features: { websocket: true }
  }
});

package.json

{
  "type": "module",
  "scripts": {
    "dev": "bun --bun vite dev"
  },
  "devDependencies": {
    "nitro": "3.0.1-alpha.1",
    "vite": "npm:rolldown-vite"
  }
}

Describe the bug

36 | const nodeAdapter = (options = {}) => {
37 |     throw new Error(
               ^
error: [crossws] Using Node.js adapter in an incompatible environment.
      at nodeAdapter

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