add empty screen and external links

app/external-link.tsx

@@ -0,0 +1,29 @@
+export function ExternalLink({
+  href,
+  children,
+}: {
+  href: string;
+  children: React.ReactNode;
+}) {
+  return (
+    <a
+      href={href}
+      target="_blank"
+      className="inline-flex gap-1 hover:underline flex-1 justify-center leading-4"
+    >
+      <span>{children}</span>
+      <svg
+        aria-hidden="true"
+        height="7"
+        viewBox="0 0 6 6"
+        width="7"
+        className="opacity-70"
+      >
+        <path
+          d="M1.25215 5.54731L0.622742 4.9179L3.78169 1.75597H1.3834L1.38936 0.890915H5.27615V4.78069H4.40513L4.41109 2.38538L1.25215 5.54731Z"
+          fill="currentColor"
+        ></path>
+      </svg>
+    </a>
+  );
+}