feat: update copyright year placeholders and enhance footer styling; add new project titles and descriptions in Persian; implement locale handling in various components

src/app/[locale]/[...not_found]/page.tsx

@@ -0,0 +1,43 @@
+import routeFactory from '@/assets/constants/routeFactory';
+import images from '@/assets/images/images';
+import Button from '@/components/uikit/button';
+import { IPageParams } from '@/models/layout';
+import { getTranslations, setRequestLocale } from 'next-intl/server';
+
+export async function generateMetadata({ params }: { params: IPageParams }) {
+  const { locale } = await params;
+  setRequestLocale(locale);
+  const t = await getTranslations({ locale });
+
+  return {
+    title: t('page_not_found_metadata_title'),
+    description: t('page_not_found_metadata_description'),
+  };
+}
+
+export default async function NotFound({ params }: { params: IPageParams }) {
+  const paramsData = await params;
+  const t = await getTranslations({ locale: paramsData.locale });
+  const routes = routeFactory(t, paramsData.locale);
+
+  return (
+    <div className="container mx-auto flex h-svh flex-col items-center justify-center gap-6">
+      <h2 className="text-center text-4xl md:text-[5rem]">
+        {t('pages_notFound_title')}
+      </h2>
+      <p className="text-center text-xl text-gray-300 md:text-2xl">
+        {t('pages_notFound_description')}
+      </p>
+      <div>
+        <img
+          alt="404 page"
+          src={images.notFound.src}
+          className="aspect-square"
+        />
+      </div>
+      <Button link={routes.home.route()} endIcon="showMore" className="w-fit">
+        {t('pages_notFound_button')}
+      </Button>
+    </div>
+  );
+}