feat(attachments): add AttachmentType enum and update Attachment model to use it

tests/Feature/Attachable/AttachmentTest.php

@@ -0,0 +1,65 @@
+<?php
+
+namespace Tests\Feature\Attachable;
+
+use App\Domains\Attachable\Enums\AttachmentType;
+use App\Domains\Attachable\Models\Attachment;
+use App\Domains\Tenant\Models\Tenant;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AttachmentTest extends TestCase
+{
+    use RefreshDatabase;
+
+    public function test_it_persists_and_casts_attachment_type(): void
+    {
+        $tenant = Tenant::query()->create([
+            'codigo' => 'acme',
+            'nombre' => 'Acme',
+            'dominio' => 'acme.com',
+        ]);
+
+        $attachment = Attachment::query()->create([
+            'attachable_type' => $tenant->getMorphClass(),
+            'attachable_id' => $tenant->getKey(),
+            'path' => 'attachments/acme/logo.png',
+            'filename' => 'logo.png',
+            'type' => AttachmentType::Image,
+            'mime_type' => 'image/png',
+            'extension' => 'png',
+            'size' => 1234,
+        ]);
+
+        $this->assertSame(AttachmentType::Image, $attachment->type);
+        $this->assertDatabaseHas('attachments', [
+            'id' => $attachment->id,
+            'type' => AttachmentType::Image->value,
+        ]);
+
+        $freshAttachment = Attachment::query()->findOrFail($attachment->id);
+
+        $this->assertSame(AttachmentType::Image, $freshAttachment->type);
+    }
+
+    public function test_it_requires_attachment_type(): void
+    {
+        $tenant = Tenant::query()->create([
+            'codigo' => 'globex',
+            'nombre' => 'Globex',
+            'dominio' => 'globex.com',
+        ]);
+
+        $this->expectException(\Illuminate\Database\QueryException::class);
+
+        Attachment::query()->create([
+            'attachable_type' => $tenant->getMorphClass(),
+            'attachable_id' => $tenant->getKey(),
+            'path' => 'attachments/globex/manual.pdf',
+            'filename' => 'manual.pdf',
+            'mime_type' => 'application/pdf',
+            'extension' => 'pdf',
+            'size' => 9876,
+        ]);
+    }
+}