Framework and language migration patterns - version upgrades, breaking changes, dependency audit, safe rollback. Use for: migrate, migration, upgrade, version bump, breaking changes, deprecation, dependency audit, npm audit, pip-audit, codemod, jscodeshift, rector, rollback, semver, changelog, framework upgrade, language upgrade, React 19, Vue 3, Next.js App Router, Laravel 13, Angular, Python 3.14, Node 26, TypeScript 6, Go 1.26, Rust 2024, PHP 8.5.