- Fix XHTML compliance: handle nodeName case sensitivity, lowercase HTML elements, and render "multiple"/"selected" attributes as empty strings
- Freeze effects inside derived stores when a component disconnects and unfreeze on reconnect
- Propagate $effect errors to <svelte:boundary> for improved error handling
svelte@5.50.3
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Fixed multiple CSS handling bugs, including escape sequences, custom property values, and namespace preservation
Fix skip controlled each fast path when another batch is pending
Fixed onerror handling and added a functional reset for failed hydration boundaries.