webpages can now be a image or pdf

lib/api/validateUrlSize.ts

@@ -0,0 +1,13 @@
+export default async function validateUrlSize(url: string) {
+  try {
+    const response = await fetch(url, { method: "HEAD" });
+
+    const totalSizeMB =
+      Number(response.headers.get("content-length")) / Math.pow(1024, 2);
+    if (totalSizeMB > 50) return null;
+    else return response.headers;
+  } catch (err) {
+    console.log(err);
+    return null;
+  }
+}