feat: renamed old frontend and fixed some minor bugs

frontend/src/pages/auth/RequestNewInvitePage/RequestNewInvitePage.tsx

@@ -0,0 +1,32 @@
+import { Helmet } from "react-helmet";
+
+/**
+ * This is the page that shows up when a user's invitation
+ * to join a project/organization on Infisical has expired
+ */
+export const RequestNewInvitePage = () => {
+  return (
+    <div className="flex flex-col justify-between bg-bunker-700 md:h-screen">
+      <Helmet>
+        <title>Request a New Invite</title>
+        <link rel="icon" href="/infisical.ico" />
+      </Helmet>
+      <div className="mt-8 flex h-screen w-screen flex-col items-center justify-center text-bunker-200">
+        <p className="text-4xl text-primary-100">Oops, your invite has expired.</p>
+        <p className="my-4 text-lg">Ask your admin for a new one.</p>
+        <p className="max-w-xs px-7 text-center text-sm leading-tight text-bunker-400">
+          <span className="rounded-md bg-primary-500/40 px-1 text-black">Note:</span> If it still
+          doesn&apos;t work, please reach out to us at support@infisical.com
+        </p>
+        <div className="">
+          <img
+            src="/images/invitation-expired.svg"
+            height={500}
+            width={800}
+            alt="invitation expired illustration"
+          />
+        </div>
+      </div>
+    </div>
+  );
+};

frontend/src/pages/auth/RequestNewInvitePage/route.tsx

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+import { createFileRoute } from "@tanstack/react-router";
+
+import { RequestNewInvitePage } from "./RequestNewInvitePage";
+
+export const Route = createFileRoute("/_restrict-login-signup/requestnewinvite")({
+  component: RequestNewInvitePage
+});