Update to headers-polyfill@3.1

[aplr]

Prerequisites

• I confirm my issue is not in the opened issues
• I confirm the Frequently Asked Questions didn't contain the answer to my issue

Environment check

• I'm using the latest msw version
• I'm using Node.js version 14 or higher

Node.js version

v16

Reproduction repository

Reproduction steps

Current behavior

Error [ERR_PACKAGE_PATH_NOT_EXPORTED]: Package subpath './lib' is not defined by "exports" in /myapp/node_modules/headers-polyfill/package.json
    at new NodeError (node:internal/errors:387:5)
    at throwExportsNotFound (node:internal/modules/esm/resolve:464:9)
    at packageExportsResolve (node:internal/modules/esm/resolve:748:3)
    at resolveExports (node:internal/modules/cjs/loader:493:36)
    at Function.Module._findPath (node:internal/modules/cjs/loader:533:31)
    at Function.Module._resolveFilename (node:internal/modules/cjs/loader:942:27)
    at Function.Module._load (node:internal/modules/cjs/loader:804:27)
    at Module.require (node:internal/modules/cjs/loader:1028:19)
    at require (node:internal/modules/cjs/helpers:102:18)
    at Object.<anonymous> (/myapp/node_modules/msw/lib/node/index.js:658:18) {
  code: 'ERR_PACKAGE_PATH_NOT_EXPORTED'
}

Use import ... from "headers-polyfill" instead of headers-polyfill/lib in

• [src/utils/request/MockedRequest.ts](https://github.com/mswjs/msw/blob/6c6e1193327ba6c7d55826fd7997ddc9f1fb4fd5/src/utils/request/MockedRequest.ts)
• [src/utils/request/MockedRequest.test.ts](https://github.com/mswjs/msw/blob/fc7f00c96e79ad0be83cbaf7c82ceff23f0c4355/src/utils/request/MockedRequest.test.ts)
• [src/handlers/GraphQLHandler.test.ts](https://github.com/mswjs/msw/blob/fc7f00c96e79ad0be83cbaf7c82ceff23f0c4355/src/handlers/GraphQLHandler.test.ts)

Expected behavior

No error

[kettanaito]

Hey, @aplr. Thanks for reporting this.

I'm already working on the fix (see #1407). Once the CI is green, will release today.

[aplr]

@kettanaito perfect, thanks. PR wasn't there when I opened the issue.

[kettanaito]

No worries.

[kettanaito]

Released: v0.47.3 🎉

This has been released in v0.47.3!

• 📄 Release notes
• 📦 npm package

Make sure to always update to the latest version (npm i msw@latest) to get the newest features and bug fixes.

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