Tag blog posts and sign them with a member

Tags are named in every language and made from the page form; the byline is
the member who signs a post on the site. The public API sends both, filters
posts by tag and lists the tags in use.

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

tests/Feature/Api/AdminApiContractTest.php

@@ -19,6 +19,7 @@ use App\Models\ReplyTemplate;
 use App\Models\Repository;
 use App\Models\Service;
 use App\Models\Setting;
+use App\Models\Tag;
 use App\Models\Talk;
 use App\Models\Technology;
 use App\Models\Testimonial;
@@ -118,6 +119,7 @@ class AdminApiContractTest extends TestCase
         $application = Application::factory()->for($call)->create();
         $application->replies()->create(['user_id' => $this->caller->id, 'user_name' => $this->caller->name, 'subject' => 'Re', 'body' => 'Hola', 'channel' => 'mail']);
         ReplyTemplate::factory()->create();
+        $page->tags()->attach(Tag::factory()->create());
         $redirect = Redirect::factory()->create();
         $missingUrl = MissingUrl::factory()->create();
         $repository = Repository::factory()->create();
@@ -158,6 +160,7 @@ class AdminApiContractTest extends TestCase
             'application' => ["/v1/applications/{$application->id}", '/v1/applications/{application}'],
             'replies' => ["/v1/applications/{$application->id}/replies", '/v1/applications/{application}/replies'],
             'reply templates' => ['/v1/reply-templates', '/v1/reply-templates'],
+            'tags' => ['/v1/tags', '/v1/tags'],
             'redirects' => ['/v1/redirects', '/v1/redirects'],
             'redirect' => ["/v1/redirects/{$redirect->id}", '/v1/redirects/{redirect}'],
             'missing-urls' => ['/v1/missing-urls', '/v1/missing-urls'],