remove redundant head config

Author: KianNH

astro.config.ts

@@ -90,15 +90,6 @@ export default defineConfig({
 				src: "./src/assets/logo.svg",
 			},
 			favicon: "/favicon.png",
-			head: ["image", "og:image", "twitter:image"].map((name) => {
-				return {
-					tag: "meta",
-					attrs: {
-						name,
-						content: "https://developers.cloudflare.com/cf-twitter-card.png",
-					},
-				};
-			}),
 			social: {
 				github: "https://github.com/cloudflare/cloudflare-docs",
 				"x.com": "https://x.com/cloudflare",

src/components/overrides/Head.astro

@@ -150,6 +150,16 @@ const ogImageUrl = new URL(ogImagePath, Astro.url.origin).toString();
 	});
 });
 
+head.push({
+	tag: "link",
+	attrs: {
+		rel: "alternate",
+		type: "text/markdown",
+		href: Astro.url.pathname + "index.md",
+	},
+	content: "",
+});
+
 metaTags.map((attrs) => {
 	head.push({
 		tag: "meta",