Summary
Hono 4.13.4 fixes request-parameter handling on unmatched requests and wildcard middleware association in the regexp router. It also corrects JSX ref cleanup, ETag parsing, undefined header and cookie values, form-data cloning, client query serialisation and media-type matching.
Why it matters
The fixes cover routing, request, caching and client-serialisation paths, making the release relevant to teams deploying Hono across edge runtimes.
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