Next.js 13.0.3 adds 48kb javascript to first load

[iljamulders]

Verify canary release

• I verified that the issue exists in the latest Next.js canary release

Provide environment information

Upgrading to next@canary results in 48kb of extra javascript being loaded on first load

    Operating System:
      Platform: darwin
      Arch: arm64
      Version: Darwin Kernel Version 22.1.0: Sun Oct  9 20:15:09 PDT 2022; root:xnu-8792.41.9~2/RELEASE_ARM64_T6000
    Binaries:
      Node: 16.15.0
      npm: 8.15.0
      Yarn: 1.22.19
      pnpm: N/A
    Relevant packages:
      next: 13.0.3-canary.4
      eslint-config-next: 13.0.3
      react: 18.2.0
      react-dom: 18.2.0

What browser are you using? (if relevant)

No response

How are you deploying your application? (if relevant)

No response

Describe the Bug

13.0.2

13.0.3

Expected Behavior

Next 13.0.3 should not add so much extra javascript

Link to reproduction - Issues with a link to complete (but minimal) reproduction code will be addressed faster

yarn create next-app --typescript

To Reproduce

Create a new next.js project with yarn create next-app --typescript

Switch between next.js 13.0.2 and canary, and see the difference in js file size

yarn add next@13.0.2
yarn build
yarn start

yarn add next@canary
yarn build
yarn start

[balazsorban44]

Thanks, this has been addressed already in #42790, but it's not yet released. It will be fixed in the next canary release.

[github-actions]

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