Rewrite

src/utils/getPageNumbers.ts

@@ -0,0 +1,14 @@
+import { SITE } from "@config";
+
+const getPageNumbers = (numberOfPosts: number) => {
+  const numberOfPages = numberOfPosts / Number(SITE.postPerPage);
+
+  let pageNumbers: number[] = [];
+  for (let i = 1; i <= Math.ceil(numberOfPages); i++) {
+    pageNumbers = [...pageNumbers, i];
+  }
+
+  return pageNumbers;
+};
+
+export default getPageNumbers;