preact 11.0.0-rc.0

on Node.js NPM

Features

• implement use in compat (#5186, thanks @JoviDeCroock)
• Implement getServerSnapshot for useSyncExternalStore (#4979, thanks @ssssota)
• Support createPortal in core (#5168, thanks @JoviDeCroock)
• Add useEffectEvent hook to compat (#5141, thanks @Mesoptier)

Correctness

• Leverage moveBefore rather than insertBefore when available (#5161, thanks @JoviDeCroock)
• Avoid mutating user-provided style objects when appending px (#5117, thanks @JSap0914)
• Fix reusing template element content (#5192, thanks @JoviDeCroock)
• Fix dirty child strict equality bailout (#5193, thanks @JoviDeCroock)
• Add the constructor in when cloning VNodes (#5195, thanks @JoviDeCroock)
• Defer passive effect cleanup on unmount (#5196, thanks @JoviDeCroock)

Performance

• Compute minimal child moves with a longest increasing subsequence (#5174, thanks @JoviDeCroock)
• Batch updates in flushSync (#5175, thanks @JoviDeCroock)
• Avoid traversing retained subtrees (#5183, thanks @JoviDeCroock)
• Reduce core bundle size in v11 (#5167, thanks @JoviDeCroock)
• Reduce bundle size before release candidates go live (#5197, thanks @JoviDeCroock)
• Hoist _children into a local in constructNewChildrenArray (#5198, thanks @JoviDeCroock)
• Reduce Preact core compressed size (#5199, thanks @JoviDeCroock)

Maintenance

• Bump reported React version to 19.0.0 (#5171, thanks @JoviDeCroock)
• Remove debug re-throw (#5190, thanks @JoviDeCroock)
• Commit pending hook state in options._render (#5187, thanks @JoviDeCroock)
• Remove straggler forwarded (#5178, thanks @JoviDeCroock)
• Derive document from parentDom instead of threading it (#5180, thanks @JoviDeCroock)
• Remove redundant portal children guard (#5179, thanks @JoviDeCroock)
• Restore _bits mangle for Preact ISO (#5200, thanks @JoviDeCroock)
• Update contribution build commands (#5166, thanks @Minsecrus)
• Remove unused dependencies (#5160, thanks @JoviDeCroock)
• Avoid Trusted Types violation when dangerouslySetInnerHTML is re… (#4935, thanks @lukewarlow)
• Introduce a modern build setup (#5159, thanks @JoviDeCroock)