use vite.config scss additionalData build error

Describe the bug

[vite-ssg] An internal error occurred.
[vite-ssg] Please report an issue, if none already exists: https://github.com/antfu/vite-ssg/issues
(node:23948) UnhandledPromiseRejectionWarning: TypeError [ERR_UNKNOWN_FILE_EXTENSION]: Unknown file extension ".scss" for /Users/sui/work/yang/Mce.sg/vitesse/node_modules/.pnpm/element-plus@2.3.4_vue@3.2.33/node_modules/element-plus/theme-chalk/src/dropdown.scss
    at new NodeError (internal/errors.js:322:7)
    at Loader.defaultGetFormat [as _getFormat] (internal/modules/esm/get_format.js:71:15)
    at Loader.getFormat (internal/modules/esm/loader.js:105:42)
    at Loader.getModuleJob (internal/modules/esm/loader.js:243:31)
    at async ModuleWrap.<anonymous> (internal/modules/esm/module_job.js:78:21)
    at async Promise.all (index 5)
    at async link (internal/modules/esm/module_job.js:83:9)
(Use `node --trace-warnings ...` to show where the warning was created)
(node:23948) UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). To terminate the node process on unhandled promise rejection, use the CLI flag `--unhandled-rejections=strict` (see https://nodejs.org/api/cli.html#cli_unhandled_rejections_mode). (rejection id: 24)
(node:23948) [DEP0018] DeprecationWarning: Unhandled promise rejections are deprecated. In the future, promise rejections that are not handled will terminate the Node.js process with a non-zero exit code.

Reproduction

css: { preprocessorOptions: { less: { javascriptEnabled: true, additionalData: @import "${resolve( __dirname, "src/styles/base.less" )}";, }, scss: { additionalData: @use "~/styles/element/index.scss" as *;, }, }, },

System Info

System:
    OS: macOS 12.2.1
    CPU: (8) x64 Intel(R) Core(TM) i7-4870HQ CPU @ 2.50GHz
    Memory: 54.23 MB / 16.00 GB
    Shell: 5.8 - /bin/zsh
  Binaries:
    Node: 14.19.0 - ~/.nvm/versions/node/v14.19.0/bin/node
    Yarn: 1.22.17 - ~/.nvm/versions/node/v14.19.0/bin/yarn
    npm: 6.14.16 - ~/.nvm/versions/node/v14.19.0/bin/npm
  Browsers:
    Chrome: 113.0.5672.126
    Edge: 113.0.1774.50
    Safari: 15.3



### Used Package Manager

pnpm

### Validations

- [X] Follow our [Code of Conduct](https://github.com/antfu/.github/blob/main/CODE_OF_CONDUCT.md)
- [X] Read the [Contributing Guide](https://github.com/antfu/contribute).
- [X] Check that there isn't already an issue that reports the same bug to avoid creating a duplicate.
- [X] Check that this is a concrete bug. For Q&A, please open a GitHub Discussion instead.
- [X] The provided reproduction is a [minimal reproducible](https://stackoverflow.com/help/minimal-reproducible-example) of the bug.

antfu-collective / vite-ssg

use vite.config scss additionalData build error #350

Describe the bug

Reproduction

System Info