Migrating to SvelteKit @sveltejs/kit@3.0.0-next.11
Version @sveltejs/kit@3.0.0-next.11 introduces 2 breaking changes. This guide details how to update your code.
Released: 7/20/2026
Breaking Changes
●Issue #1
The `config` exported from a universal route file now takes precedence over a server one. If you have conflicting `config` exports, ensure the desired configuration is in the universal route file.
●Issue #2
Special filename patterns are now handled more consistently. Review your file naming conventions, especially for route files, to ensure they adhere to the updated patterns.
Release Summary
This release introduces support for production sourcemaps and function validators for environment variables. It also includes several bug fixes for improved error handling and consistency.
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