✨ Add ping service module

Resolves #78

src/pages/[slug].tsx

@@ -0,0 +1,8 @@
+import { Title } from '@mantine/core';
+import { useRouter } from 'next/router';
+
+export default function SlugPage(props: any) {
+  const router = useRouter();
+  const { slug } = router.query;
+  return <Title>ok</Title>;
+}