Add a statistics page to the panel

The most read, reads per language with a daily chart, and published content
nobody opened, each compared with the period before.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

tests/Feature/Panel/StatisticsTest.php

@@ -0,0 +1,83 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Feature\Panel;
+
+use App\Filament\Pages\Statistics;
+use App\Models\ContentView;
+use App\Models\Page;
+use App\Models\Project;
+use App\Support\ViewStats;
+use Database\Seeders\RolePermissionSeeder;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Livewire\Livewire;
+use PHPUnit\Framework\Attributes\Test;
+use Tests\FakesPireon;
+use Tests\TestCase;
+
+class StatisticsTest extends TestCase
+{
+    use FakesPireon, RefreshDatabase;
+
+    protected function setUp(): void
+    {
+        parent::setUp();
+
+        $this->seed(RolePermissionSeeder::class);
+        $this->travelTo('2026-10-15 12:00:00');
+    }
+
+    #[Test]
+    public function the_most_read_compare_with_the_period_before(): void
+    {
+        $page = Page::factory()->published()->create(['title' => ['es' => 'Leída']]);
+
+        $this->travelTo('2026-09-10 12:00:00');
+        ContentView::record($page, 'es', 10);
+        $this->travelTo('2026-10-14 12:00:00');
+        ContentView::record($page, 'es', 15);
+        ContentView::record($page, 'en', 5);
+        $this->travelTo('2026-10-15 12:00:00');
+
+        $stats = new ViewStats(30);
+        $top = $stats->top()->first();
+
+        $this->assertSame('Leída', $top['title']);
+        $this->assertSame(20, $top['views']);
+        $this->assertSame(10, $top['previous']);
+        $this->assertSame(['views' => 15, 'previous' => 10, 'share' => 75.0], $stats->byLocale()['es']);
+        $this->assertSame(30, count($stats->daily()['labels']));
+    }
+
+    #[Test]
+    public function published_content_nobody_read_is_listed(): void
+    {
+        $read = Page::factory()->published()->create();
+        Page::factory()->published()->create(['title' => ['es' => 'Olvidada']]);
+        Page::factory()->draft()->create(['title' => ['es' => 'Borrador']]);
+        ContentView::record($read, 'es');
+
+        $titles = (new ViewStats(30))->unread()->pluck('title');
+
+        $this->assertContains('Olvidada', $titles);
+        $this->assertNotContains('Borrador', $titles);
+        $this->assertNotContains($read->getTranslation('title', 'es'), $titles);
+    }
+
+    #[Test]
+    public function the_page_opens_and_switches_period(): void
+    {
+        $this->actingAs($this->userWithRoles('writer'));
+
+        Project::factory()->published()->create();
+
+        $this->get(Statistics::getUrl())->assertOk();
+
+        Livewire::test(Statistics::class)
+            ->set('days', 7)
+            ->assertSet('days', 7)
+            ->set('days', 12)
+            ->assertSet('days', 30);
+    }
+}