Update all 15 web apps to consistent dependency versions:
- @sveltejs/kit: ^2.47.1 (was mixed ^2.0.0 to ^2.47.1)
- svelte: ^5.41.0 (was mixed ^5.0.0 to ^5.41.0)
- svelte-check: ^4.3.3 (was mixed ^4.0.0 to ^4.3.3)
- typescript: ^5.9.3 (was mixed ^5.0.0 to ^5.9.3)
Benefits:
- Consistent type checking behavior across apps
- All apps benefit from latest Svelte 5 features
- Easier maintenance with unified versions