fix(vite): ensure newly created pages do not return 404

[danielroe]

🔗 Linked issue

resolves #15651

❓ Type of change

• 📖 Documentation (updates to the documentation or readme)
• 🐞 Bug fix (a non-breaking change that fixes an issue)
• 👌 Enhancement (improving an existing functionality like performance)
• ✨ New feature (a non-breaking change that adds functionality)
• ⚠️ Breaking change (fix or feature that would cause existing functionality to change)

📚 Description

This PR is to track and resolve a regression requiring the server to be restarted when new routes are created.

This has previously occurred and been resolved in:

• fix(nuxt): don't debounce watcher, and include layers framework#5002
• fix(vite): invalidate virtual modules with vite-node framework#8389

📝 Checklist

• I have linked an issue or discussion.
• I have updated the documentation accordingly.

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