- Fix batch handling when awaiting promises and prevent false positive batch invariant errors
- Correct server‑side promiseification, hydration of nested await expressions, and deduplicate out‑of‑cycle dependencies
- Inline primitive constants in attribute values during SSR
svelte@5.55.9
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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.