Build errors are ignored when building with concurrency

[johannesspohr]

Astro Info

Astro                    v5.5.6
Node                     v22.6.0
System                   macOS (arm64)
Package Manager          pnpm
Output                   static
Adapter                  none
Integrations             @astrojs/vue
                         @astrojs/tailwind
                         routes builder
                         static files builder
                         @sentry/astro

If this issue only occurs in one browser, which browser is a problem?

No response

Describe the Bug

When running a static build with concurrency > 1, any errors that occur while building the page are silently ignored.

What's the expected result?

The build should fail, as happens for concurrency = 1

Link to Minimal Reproducible Example

https://stackblitz.com/edit/github-mi7gepjf?file=astro.config.mjs
Run npm run build in the terminal.

Participation

• I am willing to submit a pull request for this issue.