Added Better Auth

src/pages/api/auth/legacy-backup/logout.ts

@@ -0,0 +1,11 @@
+import type { APIRoute } from "astro";
+
+export const POST: APIRoute = async () => {
+  return new Response(JSON.stringify({ success: true }), {
+    status: 200,
+    headers: {
+      "Content-Type": "application/json",
+      "Set-Cookie": "token=; Path=/; HttpOnly; SameSite=Strict; Max-Age=0",
+    },
+  });
+};