Añadida estructura de rutas en carpeta dedicada

ci4/app/Config/Routes/ApiRoutes.php

@@ -0,0 +1,27 @@
+<?php
+
+use CodeIgniter\Router\RouteCollection;
+
+/** @var RouteCollection $routes */
+
+/*
+ * --------------------------------------------------------------------
+ * APIs Route Definitions
+ * --------------------------------------------------------------------
+ */
+
+$routes->post('auth/jwt', '\App\Controllers\Sistema\AuthAPIController::jwtLogin');
+
+$routes->group(
+    'api',
+    [
+        'namespace' => 'App\Controllers\API',
+        'filter' => 'jwt'
+    ],
+    static function ($routes) {
+
+        $routes->post("calcular", 'ImprimelibrosApi::calcular');
+        $routes->post("guardar", 'ImprimelibrosApi::guardar');
+        // ...
+    }
+);