Updated dependencies across packages

Resolved 167 Dependabot security alerts by upgrading major versions of critical dependencies including Next.js (15.5.18), Svelte (5.55.7), Vitest (3.2.6), Vite (6.4.2), and numerous other libraries across docs, apps, and core packages. This includes security fixes for packages like jsonwebtoken, socks, and micromatch that were blocking previous dependency updates.