fix(lint): resolve eslint warnings, type errors and clean unused code

app/[lang]/sss/SSSClient.tsx

@@ -3,8 +3,8 @@
 import { useState } from "react";
 import { m, AnimatePresence } from "framer-motion";
 import { Plus, Minus } from "lucide-react";
-import { SectionHeader } from "@/app/components/ui/section-header";
 import { Badge } from "@/app/components/ui/badge";
+import type { Dictionary } from "@/types/dictionary";
 
 function FaqItem({ q, a }: { q: string; a: string }) {
   const [open, setOpen] = useState(false);
@@ -41,7 +41,7 @@ function FaqItem({ q, a }: { q: string; a: string }) {
   );
 }
 
-export default function SSSClient({ lang, dict }: { lang: string; dict: any }) {
+export default function SSSClient({ dict }: { lang?: string; dict: Dictionary }) {
   const t = dict.faq;
 
   const FAQS = [