docs: add Core api reference in the the menu

[Kampouse]

fix: #6709

What is it?

• Feature / enhancement
• Bug
• Docs / tests / types / typos
• Infra

Description

Checklist:

• My code follows the developer guidelines of this project
• I have performed a self-review of my own code
• I have ran pnpm change and documented my changes
• I have made corresponding changes to the Qwik docs
• Added new tests to cover the fix / functionality

[changeset-bot]

⚠️ No Changeset found

Latest commit: ac5aa83

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[github-actions]

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[gioboa]

Thanks @Kampouse