Make intellisense throw if public-facing code imports server-only code

[Mardoxx]

Describe the problem

I want intellisense to throw if public-facing code imports server-only code instead of waiting for me to hit the route in the browser.

Describe the proposed solution

Above

Alternatives considered

No response

Importance

would make my life easier

Additional Information

No response

[teemingc]

This issue should be moved to https://github.com/sveltejs/language-tools