- Disallows inline event handler attributes (e.g., onclick) in <meta> tags.
- Improves security by reducing XSS attack surface.
- May break existing code that relied on event handlers in meta elements.
21.2.21
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Core and compiler updates replace hasOwnProperty with Object.hasOwn, add readonly array support for metadata decorators, expose debuggableFn for signal nodes, and improve hydration error handling.
Event handler attributes (e.g., onclick) are no longer allowed on <meta> elements.
Fixed optional chaining expression generation and corrected symbol resolution for SafePropertyRead in the compiler CLI.