SEO: gallery VisualArtwork contentUrl -> single best URL; update gallery unit test

tests/Unit/Seo/SeoFactoryGallerySchemaTest.php

@@ -0,0 +1,57 @@
+<?php
+
+declare(strict_types=1);
+
+use App\Support\Seo\SeoFactory;
+use Tests\TestCase;
+
+uses(TestCase::class);
+
+it('builds visual artwork item data for gallery collection schemas', function (): void {
+    $seo = app(SeoFactory::class)->fromViewData([
+        'gallery_type' => 'content-type',
+        'page_title' => 'Wallpapers - Skinbase',
+        'hero_title' => 'Wallpapers',
+        'page_meta_description' => 'Discover desktop and mobile wallpapers from the Skinbase creative community.',
+        'page_meta_keywords' => 'wallpapers, skinbase, digital art',
+        'page_canonical' => 'https://skinbase.org/wallpapers',
+        'current_sort' => 'trending',
+        'breadcrumbs' => [
+            ['name' => 'Explore', 'url' => '/explore'],
+            ['name' => 'Wallpapers', 'url' => '/wallpapers'],
+        ],
+        'artworks' => collect([
+            (object) [
+                'id' => 12899,
+                'name' => 'Example Wallpaper',
+                'slug' => 'example-wallpaper',
+                'url' => 'https://skinbase.org/art/12899/example-wallpaper',
+                'thumb_url' => 'https://files.skinbase.org/thumbs/example_md.webp',
+                'thumb_srcset' => 'https://files.skinbase.org/thumbs/example_lg.webp',
+                'uname' => 'CreatorName',
+                'username' => 'creatorname',
+                'profile_url' => 'https://skinbase.org/@creatorname',
+                'published_at' => now()->toAtomString(),
+                'width' => 3840,
+                'height' => 2160,
+                'content_type_name' => 'Wallpapers',
+                'published_as_type' => 'user',
+                'publisher' => [
+                    'type' => 'user',
+                    'name' => 'CreatorName',
+                    'profile_url' => 'https://skinbase.org/@creatorname',
+                ],
+            ],
+        ]),
+    ]);
+
+    expect($seo['json_ld'][0]['@type'] ?? null)
+        ->toBe(['CollectionPage', 'ImageGallery'])
+        ->and($seo['json_ld'][0]['mainEntity']['@type'] ?? null)->toBe('ItemList')
+        ->and($seo['json_ld'][0]['mainEntity']['itemListElement'][0]['item']['@type'] ?? null)->toBe('VisualArtwork')
+        ->and($seo['json_ld'][0]['mainEntity']['itemListElement'][0]['item']['url'] ?? null)->toBe('https://skinbase.org/art/12899/example-wallpaper')
+        ->and($seo['json_ld'][0]['mainEntity']['itemListElement'][0]['item']['creator']['name'] ?? null)->toBe('CreatorName')
+        ->and($seo['json_ld'][0]['mainEntity']['itemListElement'][0]['item']['contentUrl'] ?? null)->toBe('https://files.skinbase.org/thumbs/example_lg.webp')
+        ->and($seo['json_ld'][0]['mainEntity']['itemListElement'][0]['item']['encodingFormat'] ?? null)->toBe('image/webp')
+        ->and($seo['json_ld'][1]['@type'] ?? null)->toBe('BreadcrumbList');
+});