Unable to handle `@lucide/svelte` in pnpm workspace catalog mode

**Describe the bug**
This is a strange issue that only occurs with pnpm workspace catalog.

**Logs**
ReferenceError: Icon is not defined

**To Reproduce**
https://github.com/JetLua/test

1. `cd kit && pnpm i`
2. `pnpm dev`
3. open: https://localhost:5173

**Expected behavior**
Working normally

**Additional**
- Not workspace catalog mode ✅
- Use `vitePreprocess` instead of `sveltePreprocess` ✅