Refactor/#422 visitor tracker (#423)

* chore: blank로 새로운 탭에서 링크 접속

* chore: 14 -> 16시 ?

* chore: behance link 추가

* feat: behance optional type 추가

* feat: behance property 유무에 따른 아이콘 렌더링

* feat: 방문자 추적 mutation 추가

src/views/MainPage/index.tsx

@@ -2,6 +2,7 @@ import PageLayout from '@src/components/common/PageLayout';
 import BottomLayout from '@src/views/MainPage/components/BottomLayout';
 import IntroSection from '@src/views/MainPage/components/IntroSection';
 import TopBanner from '@src/views/MainPage/components/TopBanner';
+import usePostVisitor from '@src/views/MainPage/hooks/usePostVisitor';
 import { checkIsTimeInRange } from '../../lib/utils/date';
 import Banner from './components/Banner';
 import Introduce from './components/Introduce';
@@ -10,6 +11,8 @@ import ScrollInteractiveLogo from './components/ScrollInteractiveLogo';
 function MainPage() {
   const isValid = checkIsTimeInRange('2024-09-08 10:00:00', '2024-09-13 18:00:00'); // 모집 여부
 
+  usePostVisitor();
+
   return (
     <PageLayout>
       {isValid && <TopBanner />}