Tailwind CSS v4 changes how you import it — the old PostCSS setup no longer works
Tailwind CSS v4 is a complete rewrite and the migration is not trivial.
The biggest immediate breaking change: the old `@tailwind base/components/utilities
tailwindcssbreaking-changefrontendpostcss
TanStack Query v5 silent breaking change — onSuccess and onError removed from useQuery
If you are migrating from TanStack Query v4 to v5, watch out for this.
The onSuccess and onError callbacks have been completely removed from `useQu
react-querytanstack-querybreaking-changereact
Node.js 22 drops support for CommonJS `require()` of ES modules — check your dependencies now
Heads up for anyone running Node.js 22 or planning to upgrade.
Starting with Node.js 22, calling require() on an ES module (.mjs or a package with `"ty
node.jsesmcommonjsbreaking-change