Add tests for featured thumbnail generation; apply Pint formatting and related edits

resources/views/layouts/nova.blade.php

@@ -21,7 +21,7 @@
     ]);
     $page_robots = $page_robots ?? ($isAuthSeoRoute ? 'noindex,nofollow' : null);
     $shouldRenderBladeSeo = ($useUnifiedSeo ?? ! $isInertiaPage) && (($renderBladeSeo ?? true) || ! $isInertiaPage);
-    $novaCssEntries = [
+    $novaCssEntries = $novaCssEntries ?? [
         'resources/css/app.css',
         'resources/css/nova-grid.css',
         'resources/scss/nova.scss',
@@ -70,8 +70,27 @@
     @if(!$deferWebManifest)
         <link rel="manifest" href="/favicon/site.webmanifest" />
     @endif
+    <style>
+        html {
+            background-color: rgb(14, 18, 27);
+            color-scheme: dark;
+        }
+
+        body {
+            margin: 0;
+            min-height: 100vh;
+            display: flex;
+            flex-direction: column;
+            background-color: rgb(14, 18, 27);
+            color: #fff;
+        }
+    </style>
     @foreach($novaCssEntries as $novaCssEntry)
-        <link rel="stylesheet" href="{{ Vite::asset($novaCssEntry) }}">
+        @php
+            $novaCssHref = Vite::asset($novaCssEntry);
+        @endphp
+        <link rel="preload" href="{{ $novaCssHref }}" as="style" onload="this.rel='stylesheet'">
+        <link rel="stylesheet" href="{{ $novaCssHref }}">
     @endforeach
     @vite($novaViteEntries)
     <script>