- Fixed async blocker detection, ensuring functions and await blocks respect blockers
- Restored reactivity for derived stores after parent effect destruction and prevented eager effects from breaking reaction chains
- Corrected async @const hydration and enabled parallel execution of async @consts in templates
svelte@5.43.9
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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.