Sub-ticket of MARS-196 Support-reply button stuck on 'Enviando…' at /administrar/soporte/[id] (+ reporter /soporte/[id]) — SupportReplyForm useActionState isPending pinned by revalidatePath-aborted RSC re-render (same class as a85db9a comentario fix). Fix: manual onSubmit + useState submitting + try/finally reset + double-submit guard; keep revalidatePath (thread list not co-located). Covers both staff + reporter ends. · mars