Do what the cloudflare docs say here

webroot/index.php

@@ -23,8 +23,9 @@ $lastInsertId = $_GET['highlight'] ?? null;
     <title>Name A Color</title>
     <link rel="preconnect" href="https://fonts.googleapis.com">
     <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
+    <link rel="preconnect" href="https://challenges.cloudflare.com">
     <link href="https://fonts.googleapis.com/css2?family=Lexend:wght@100..900&display=swap" rel="stylesheet">
-    <script src="https://challenges.cloudflare.com/turnstile/v0/api.js?render=explicit"></script>
+    <script src="https://challenges.cloudflare.com/turnstile/v0/api.js" async defer></script>
     <style>
         body {
             font-family: "Lexend", sans-serif;