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Add note about Vite .mts ESM syntax support #3080

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Add note about Vite .mts ESM syntax support #3080

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b870f1f
Document Vite .mts ESM syntax support for admin panel config
github-actions[bot] Apr 21, 2026
39ec12e
Replace third tab with tip about .mts support
pwizla Apr 22, 2026
43534b9
Add Vite 6 CJS deprecation context to .mts tip
pwizla Apr 22, 2026
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4 changes: 4 additions & 0 deletions docusaurus/docs/cms/admin-panel-customization/bundlers.md
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Expand Up @@ -71,6 +71,10 @@ export default (config) => {
</TabItem>
</Tabs>

:::tip
Strapi also supports the `.mts` file extension for Vite config files (`vite.config.mts`), for projects that use explicit ESM module resolution in their `package.json`. This is useful as Vite's CJS Node API is [deprecated since Vite 6](https://v6.vite.dev/guide/troubleshooting.html#vite-cjs-node-api-deprecated) and will be removed in a future version.
:::

## Webpack

In Strapi 5, the default bundler is Vite. To use <ExternalLink to="https://webpack.js.org/" text="webpack"/> as a bundler you will need to pass it as an option to the `strapi develop` command:
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