refactor: add type to SITE object for better type safety

src/config.ts

@@ -1,6 +1,6 @@
-import type { SocialObjects } from "./types";
+import type { Site, SocialObjects } from "./types";
 
-export const SITE = {
+export const SITE: Site = {
   website: "https://astro-paper.pages.dev/",
   author: "Sat Naing",
   desc: "A minimal, responsive and SEO-friendly Astro blog theme.",

src/types.ts

@@ -1,3 +1,13 @@
+export type Site = {
+  website: string;
+  author: string;
+  desc: string;
+  title: string;
+  ogImage: string;
+  lightAndDarkMode: boolean;
+  postPerPage: number;
+};
+
 export type SocialObjects = {
   name: SocialMedia;
   href: string;