Clean and re-organize post table refactoring (#1000)

* Clean and re-organize post table refactoring

* Fix tests

front/src/modules/ui/utilities/responsive/hooks/useIsMobile.ts

@@ -0,0 +1,7 @@
+import { useMediaQuery } from 'react-responsive';
+
+import { MOBILE_VIEWPORT } from '@/ui/theme/constants/theme';
+
+export function useIsMobile() {
+  return useMediaQuery({ query: `(max-width: ${MOBILE_VIEWPORT}px)` });
+}