Directory .next/static/css is no longer being generated

[royjosefsson]

Describe the bug

Issue Summary

Upgrading @vanilla-extract/next-plugin from version 2.3.7 to 2.4.6,
results in the .next/static/css directory no longer being generated.

Steps to Reproduce

1. Run npm run dev (using Next.js page-router)

Expected Behavior

Running npm run dev in version 2.4.6 generates .next/static/css along with its files inside

Actual Behavior

Running npm run dev in version 2.4.6 doesn't generate .next/static/css

Severity

• Blocker
• Critical
• Major
• Minor
• Trivial

Reproduction

https://github.com/royjosefsson/vanilla-extract-issue/tree/main

System Info

System:
  OS: macOS 15.0
  CPU: (10) arm64 Apple M1 Max
  Memory: 2.92 GB / 32.00 GB
  Shell: 5.9 - /bin/zsh
Binaries:
  Node: 20.12.2 - ~/.n/bin/node
  npm: 10.5.0 - ~/.n/bin/npm
  bun: 1.1.24 - ~/.bun/bin/bun
Browsers:
  Chrome: 129.0.6668.101
  Safari: 18.0
npmPackages:
  @vanilla-extract/css: 1.14.2 => 1.14.2 
  @vanilla-extract/dynamic: 2.1.0 => 2.1.0 
  @vanilla-extract/jest-transform: 1.1.1 => 1.1.1 
  @vanilla-extract/next-plugin: 2.3.7 => 2.3.7

Used Package Manager

npm

Logs

No response

Validations

• Check that there isn't already an issue that reports the same bug to avoid creating a duplicate.
• The provided reproduction is a minimal reproducible example of the bug.