extract missing image alt widget to addon

src/ServiceProvider.php

@@ -14,6 +14,10 @@ class ServiceProvider extends AddonServiceProvider
         'web' => __DIR__ . '/../routes/web.php',
     ];
 
+    protected $widgets = [
+        \Studio1902\PeakSeo\Widgets\ImagesMissingAlt::class
+    ];
+
     public function bootAddon()
     {
         $this->registerPublishableViews();

src/Widgets/ImagesMissingAlt.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace Studio1902\PeakSeo\Widgets;
+
+use Carbon\Carbon;
+use Illuminate\Support\Facades\Cache;
+use Statamic\Facades\Asset;
+use Statamic\Facades\AssetContainer;
+use Statamic\Widgets\Widget;
+
+class ImagesMissingAlt extends Widget
+{
+    /**
+     * The HTML that should be shown in the widget.
+     *
+     * @return string|\Illuminate\View\View
+     */
+    public function html()
+    {
+        $expiration = Carbon::now()->addMinutes($this->config('expiry', 0));
+
+        $assets = Cache::remember('widgets::ImagesMissingAlt', $expiration, function() {
+            return Asset::query()
+                ->where('container', $this->config('container', 'assets'))
+                ->whereNull('alt')
+                ->whereIn('extension', $this->config('filetypes', ['jpg', 'jpeg', 'png', 'gif', 'webp', 'avif', 'bmp', 'tiff', 'svg']))
+                ->orderBy('last_modified', 'desc')
+                ->limit(100)
+                ->get()
+                ->toAugmentedArray();
+        });
+
+        $assets = collect($assets);
+
+        return view('statamic-peak-seo::widgets.images-missing-alt', [
+            'assets' => $assets->slice(0, $this->config('limit', 5)),
+            'amount' => count($assets),
+            'container' => AssetContainer::findByHandle($this->config('container', 'assets'))->title(),
+        ]);
+    }
+}