[Solid] render HeadContent bug

[teleskop150750]

Which project does this relate to?

Start

Describe the bug

HeadContent content is duplicated in the body tag

Your Example Website or App

https://github.com/TanStack/router/tree/main/examples/solid/start-basic

Steps to Reproduce the Bug or Issue

.

Expected behavior

.

Screenshots or Videos

No response

Platform

• Operating System: Linux
• Node Version: v24.1.0
• Nitro Version: -
• Package Manager: pnpm@10.13.1
• Builder: -
• User Config: -
• Runtime Modules: -
• Build Modules: -

Additional context

No response

[schiller-manuel]

cc @brenelz