Fase-01: Preparación del entorno y estructura inicial

- Verificación de entorno XAMPP (PHP 8.0.30, Composer 2.9.1, WP-CLI 2.12.0)
- Configuración de Composer con PSR-4 para 24 namespaces
- Configuración de PHPUnit con 140 tests preparados
- Configuración de PHPCS con WordPress Coding Standards
- Scripts de backup y rollback con mejoras de seguridad
- Estructura de contextos (admin/, public/, shared/)
- Schemas JSON para 11 componentes del sistema
- Código fuente inicial con arquitectura limpia en src/
- Documentación de procedimientos de emergencia

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

src/Component/Application/UseCases/DeleteComponent/DeleteComponentRequest.php

@@ -0,0 +1,21 @@
+<?php
+declare(strict_types=1);
+
+namespace ROITheme\Component\Application\UseCases\DeleteComponent;
+
+/**
+ * DeleteComponentRequest - DTO para eliminar componente
+ *
+ * @package ROITheme\Application\UseCases\DeleteComponent
+ */
+final class DeleteComponentRequest
+{
+    public function __construct(
+        private string $componentName
+    ) {}
+
+    public function getComponentName(): string
+    {
+        return $this->componentName;
+    }
+}

src/Component/Application/UseCases/DeleteComponent/DeleteComponentResponse.php

@@ -0,0 +1,52 @@
+<?php
+declare(strict_types=1);
+
+namespace ROITheme\Component\Application\UseCases\DeleteComponent;
+
+/**
+ * DeleteComponentResponse - DTO de respuesta para eliminación
+ *
+ * @package ROITheme\Application\UseCases\DeleteComponent
+ */
+final class DeleteComponentResponse
+{
+    private function __construct(
+        private bool $success,
+        private ?string $message,
+        private ?string $error
+    ) {}
+
+    public function isSuccess(): bool
+    {
+        return $this->success;
+    }
+
+    public function getMessage(): ?string
+    {
+        return $this->message;
+    }
+
+    public function getError(): ?string
+    {
+        return $this->error;
+    }
+
+    public static function success(string $message): self
+    {
+        return new self(true, $message, null);
+    }
+
+    public static function failure(string $error): self
+    {
+        return new self(false, null, $error);
+    }
+
+    public function toArray(): array
+    {
+        return [
+            'success' => $this->success,
+            'message' => $this->message,
+            'error' => $this->error
+        ];
+    }
+}

src/Component/Application/UseCases/DeleteComponent/DeleteComponentUseCase.php

@@ -0,0 +1,68 @@
+<?php
+declare(strict_types=1);
+
+namespace ROITheme\Component\Application\UseCases\DeleteComponent;
+
+use ROITheme\Shared\Domain\ComponentRepositoryInterface;
+use ROITheme\Component\Application\Contracts\CacheServiceInterface;
+use ROITheme\Component\Domain\ValueObjects\ComponentName;
+
+/**
+ * DeleteComponentUseCase - Eliminar componente
+ *
+ * RESPONSABILIDAD: Orquestar eliminación de componente
+ *
+ * FLUJO:
+ * 1. Verificar que existe
+ * 2. Eliminar de BD
+ * 3. Invalidar cache
+ * 4. Retornar confirmación
+ *
+ * @package ROITheme\Application\UseCases\DeleteComponent
+ */
+final class DeleteComponentUseCase
+{
+    public function __construct(
+        private ComponentRepositoryInterface $repository,
+        private CacheServiceInterface $cache
+    ) {}
+
+    public function execute(DeleteComponentRequest $request): DeleteComponentResponse
+    {
+        try {
+            $componentNameString = $request->getComponentName();
+            $componentName = new ComponentName($componentNameString);
+
+            // 1. Verificar que existe
+            $component = $this->repository->findByName($componentName);
+
+            if ($component === null) {
+                return DeleteComponentResponse::failure(
+                    "Component '{$componentNameString}' not found"
+                );
+            }
+
+            // 2. Eliminar
+            $deleted = $this->repository->delete($componentName);
+
+            if (!$deleted) {
+                return DeleteComponentResponse::failure(
+                    "Failed to delete component '{$componentNameString}'"
+                );
+            }
+
+            // 3. Invalidar cache
+            $this->cache->delete("component_{$componentNameString}");
+
+            // 4. Retornar éxito
+            return DeleteComponentResponse::success(
+                "Component '{$componentNameString}' deleted successfully"
+            );
+
+        } catch (\Exception $e) {
+            return DeleteComponentResponse::failure(
+                'Unexpected error: ' . $e->getMessage()
+            );
+        }
+    }
+}