- Ensure svelte:element tags are validated during SSR
- Escape options and strip event handlers correctly in SSR, and replace for‑in loops with for‑of over Object.keys
- Upgrade devalue dependency
svelte@5.51.5
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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.