diff --git a/README.md b/README.md
index 772e558..f359b4c 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,13 @@ drush en dfg_3dviewer -y
 drush cr
 ```
 
-Configure at `/admin/config/dfg_3dviewer`. Settings are passed to the browser as `drupalSettings.dfg_3dviewer`.
+Configure at `/admin/config/dfg_3dviewer`, or apply the bundled local development preset:
+
+```bash
+drush dfg-3dviewer:configure
+```
+
+Override individual values with options, for example `--main-url=https://example.test/`. Settings are passed to the browser as `drupalSettings.dfg_3dviewer`.
 
 ## Package contents
 
diff --git a/dfg_3dviewer.services.yml b/dfg_3dviewer.services.yml
index 07c0c24..7a996e4 100644
--- a/dfg_3dviewer.services.yml
+++ b/dfg_3dviewer.services.yml
@@ -1,4 +1,8 @@
 services:
+  dfg_3dviewer.config_applier:
+    class: Drupal\dfg_3dviewer\Service\Dfg3dViewerConfigApplier
+    arguments:
+      - '@config.factory'
   dfg_3dviewer.model_format_manager:
     class: Drupal\dfg_3dviewer\Service\ModelFormatManager
   dfg_3dviewer.convert_process:
diff --git a/drush.services.yml b/drush.services.yml
new file mode 100644
index 0000000..d5e78f9
--- /dev/null
+++ b/drush.services.yml
@@ -0,0 +1,7 @@
+services:
+  dfg_3dviewer.commands:
+    class: Drupal\dfg_3dviewer\Drush\Commands\Dfg3dViewerCommands
+    arguments:
+      - '@dfg_3dviewer.config_applier'
+    tags:
+      - { name: drush.command }
diff --git a/scripts/pack-drupal-module.js b/scripts/pack-drupal-module.js
index 5dedf75..fd37734 100644
--- a/scripts/pack-drupal-module.js
+++ b/scripts/pack-drupal-module.js
@@ -18,6 +18,7 @@ const moduleFiles = [
   'dfg_3dviewer.routing.yml',
   'dfg_3dviewer.services.yml',
   'dfg_3dviewer.translation.yml',
+  'drush.services.yml',
   'README.md',
 ];
 
diff --git a/src/Drush/Commands/Dfg3dViewerCommands.php b/src/Drush/Commands/Dfg3dViewerCommands.php
new file mode 100644
index 0000000..2447480
--- /dev/null
+++ b/src/Drush/Commands/Dfg3dViewerCommands.php
@@ -0,0 +1,130 @@
+<?php
+
+namespace Drupal\dfg_3dviewer\Drush\Commands;
+
+use Drupal\dfg_3dviewer\Service\Dfg3dViewerConfigApplier;
+use Drush\Attributes as CLI;
+use Drush\Commands\DrushCommands;
+
+/**
+ * Drush commands for DFG 3D Viewer configuration.
+ */
+final class Dfg3dViewerCommands extends DrushCommands {
+
+  public function __construct(
+    protected Dfg3dViewerConfigApplier $configApplier,
+  ) {
+    parent::__construct();
+  }
+
+  /**
+   * Applies DFG 3D Viewer settings (local dev preset by default).
+   */
+  #[CLI\Command(name: 'dfg-3dviewer:configure', aliases: ['dfg3dv-config'])]
+  #[CLI\Option(name: 'main-url', description: 'Main URL')]
+  #[CLI\Option(name: 'basenamespace', description: 'Default base namespace')]
+  #[CLI\Option(name: 'metadata-url', description: 'Metadata URL')]
+  #[CLI\Option(name: 'json-export-base-url', description: 'JSON export base URL')]
+  #[CLI\Option(name: 'container', description: 'Container ID')]
+  #[CLI\Option(name: 'entitybundle', description: 'Entity bundle ID')]
+  #[CLI\Option(name: 'viewer-file-upload', description: 'Viewer file upload field ID')]
+  #[CLI\Option(name: 'viewer-file-name', description: 'Viewer file name field ID')]
+  #[CLI\Option(name: 'api-3d-file-field', description: 'API 3D file field')]
+  #[CLI\Option(name: 'image-generation', description: 'Image generation field ID')]
+  #[CLI\Option(name: 'field-df', description: 'Field DF')]
+  #[CLI\Option(name: 'export-viewer', description: 'Export viewer field')]
+  #[CLI\Option(name: 'export-viewer-url', description: 'Export viewer URL')]
+  #[CLI\Option(name: 'lightweight', description: 'Enable lightweight mode (0 or 1)')]
+  #[CLI\Option(name: 'scale-container-x', description: 'Scale container X')]
+  #[CLI\Option(name: 'scale-container-y', description: 'Scale container Y')]
+  #[CLI\Option(name: 'gallery-container', description: 'Gallery container element name')]
+  #[CLI\Option(name: 'gallery-image-class', description: 'Gallery image class name')]
+  #[CLI\Option(name: 'gallery-image-id', description: 'Gallery image ID name')]
+  #[CLI\Option(name: 'base-module-path', description: 'Path for the Viewer module')]
+  #[CLI\Option(name: 'entity-id-uri', description: 'Regex for entity ID')]
+  #[CLI\Option(name: 'view-entity-path', description: 'Path with navigate content')]
+  #[CLI\Option(name: 'attribute-id', description: 'WissKI attribute ID')]
+  #[CLI\Usage(name: 'drush dfg-3dviewer:configure', description: 'Apply the bundled local development preset')]
+  #[CLI\Usage(name: 'drush dfg-3dviewer:configure --main-url=https://example.test/', description: 'Apply preset with one override')]
+  public function configure(
+    array $options = [
+      'main-url' => self::OPT,
+      'basenamespace' => self::OPT,
+      'metadata-url' => self::OPT,
+      'json-export-base-url' => self::OPT,
+      'container' => self::OPT,
+      'entitybundle' => self::OPT,
+      'viewer-file-upload' => self::OPT,
+      'viewer-file-name' => self::OPT,
+      'api-3d-file-field' => self::OPT,
+      'image-generation' => self::OPT,
+      'field-df' => self::OPT,
+      'export-viewer' => self::OPT,
+      'export-viewer-url' => self::OPT,
+      'lightweight' => self::OPT,
+      'scale-container-x' => self::OPT,
+      'scale-container-y' => self::OPT,
+      'gallery-container' => self::OPT,
+      'gallery-image-class' => self::OPT,
+      'gallery-image-id' => self::OPT,
+      'base-module-path' => self::OPT,
+      'entity-id-uri' => self::OPT,
+      'view-entity-path' => self::OPT,
+      'attribute-id' => self::OPT,
+    ],
+  ): void {
+    $values = $this->configApplier->getDevPreset();
+    $option_map = [
+      'main-url' => 'dfg_3dviewer_main_url',
+      'basenamespace' => 'dfg_3dviewer_basenamespace',
+      'metadata-url' => 'dfg_3dviewer_metadata_url',
+      'json-export-base-url' => 'dfg_3dviewer_json_export_base_url',
+      'container' => 'dfg_3dviewer_container',
+      'entitybundle' => 'dfg_3dviewer_entitybundle',
+      'viewer-file-upload' => 'dfg_3dviewer_viewer_file_upload',
+      'viewer-file-name' => 'dfg_3dviewer_viewer_file_name',
+      'api-3d-file-field' => 'dfg_3dviewer_api_3d_file_field',
+      'image-generation' => 'dfg_3dviewer_image_generation',
+      'field-df' => 'dfg_3dviewer_field_df',
+      'export-viewer' => 'dfg_3dviewer_export_viewer',
+      'export-viewer-url' => 'dfg_3dviewer_export_viewer_url',
+      'lightweight' => 'dfg_3dviewer_lightweight',
+      'scale-container-x' => 'dfg_3dviewer_scale_container_x',
+      'scale-container-y' => 'dfg_3dviewer_scale_container_y',
+      'gallery-container' => 'dfg_3dviewer_gallery_container',
+      'gallery-image-class' => 'dfg_3dviewer_gallery_image_class',
+      'gallery-image-id' => 'dfg_3dviewer_gallery_image_id',
+      'base-module-path' => 'dfg_3dviewer_base_module_path',
+      'entity-id-uri' => 'dfg_3dviewer_entity_id_uri',
+      'view-entity-path' => 'dfg_3dviewer_view_entity_path',
+      'attribute-id' => 'dfg_3dviewer_attribute_id',
+    ];
+
+    foreach ($option_map as $option => $key) {
+      if ($options[$option] !== NULL) {
+        $values[$key] = $this->normalizeOptionValue($key, $options[$option]);
+      }
+    }
+
+    $prepared = $this->configApplier->prepareValues($values);
+    $missing = $this->configApplier->validateRequired($prepared);
+    if ($missing !== []) {
+      throw new \InvalidArgumentException('Missing required settings: ' . implode(', ', $missing));
+    }
+
+    $this->configApplier->apply($values);
+    $this->logger()->success('DFG 3D Viewer settings saved.');
+  }
+
+  /**
+   * Converts CLI option values to the expected config types.
+   */
+  protected function normalizeOptionValue(string $key, mixed $value): mixed {
+    if ($key === 'dfg_3dviewer_lightweight') {
+      return filter_var($value, FILTER_VALIDATE_BOOLEAN);
+    }
+
+    return (string) $value;
+  }
+
+}
diff --git a/src/Form/DFG3dViewerConfigForm.php b/src/Form/DFG3dViewerConfigForm.php
index 2327c19..1fa7ad7 100644
--- a/src/Form/DFG3dViewerConfigForm.php
+++ b/src/Form/DFG3dViewerConfigForm.php
@@ -4,48 +4,25 @@ namespace Drupal\dfg_3dviewer\Form;
 
 use Drupal\Core\Form\FormBase;
 use Drupal\Core\Form\FormStateInterface;
-use Drupal\Core\File\FileSystemInterface;
-
+use Drupal\dfg_3dviewer\Service\Dfg3dViewerConfigApplier;
+use Symfony\Component\DependencyInjection\ContainerInterface;
 
 /**
  *
  */
 class DFG3dViewerConfigForm extends FormBase {
 
+  public function __construct(
+    protected Dfg3dViewerConfigApplier $configApplier,
+  ) {}
+
   /**
-   * Normalizes the viewer module path to a path-first value.
+   * {@inheritdoc}
    */
-  protected function normalizeBaseModulePath(string $value): string {
-    $value = trim($value);
-
-    if ($value === '') {
-      return $value;
-    }
-
-    if (preg_match('@^https?://@i', $value)) {
-      $parts = parse_url($value);
-      if (!empty($parts['path'])) {
-        $value = $parts['path'];
-      }
-    }
-    elseif (preg_match('@^/[^/]+\.[^/]+/.+@', $value)) {
-      $segments = array_values(array_filter(explode('/', $value), 'strlen'));
-      array_shift($segments);
-      $value = '/' . implode('/', $segments);
-    }
-    elseif (preg_match('@^[^/]+\.[^/]+/.+@', $value)) {
-      $segments = explode('/', $value);
-      array_shift($segments);
-      $value = '/' . implode('/', $segments);
-    }
-
-    $value = preg_replace('@/{2,}@', '/', $value);
-
-    if ($value !== '' && $value[0] !== '/') {
-      $value = '/' . $value;
-    }
-
-    return rtrim($value, '/');
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('dfg_3dviewer.config_applier'),
+    );
   }
 
   /**
@@ -61,7 +38,6 @@ class DFG3dViewerConfigForm extends FormBase {
    */
   public function buildForm(array $form, FormStateInterface $form_state) {
 	
-    $settings = $this->configFactory()->getEditable('dfg_3dviewer.settings');
     $default_config = \Drupal::config('dfg_3dviewer.settings');
     $default_settings = [
       'entity_bundle' => $default_config->get('dfg_3dviewer_entitybundle'),
@@ -89,8 +65,6 @@ class DFG3dViewerConfigForm extends FormBase {
 	  'export_viewer_url' => $default_config->get('dfg_3dviewer_export_viewer_url'),
     ];
 
-    $form['#dfg_3dviewer_settings'] = $settings;
-	
 	$form['#attached']['library'][] = dfg_3dviewer_get_library();
 	dfg_3dviewer_attach_settings($form);
 
@@ -299,20 +273,7 @@ class DFG3dViewerConfigForm extends FormBase {
 
 	public function validateForm(array &$form, FormStateInterface $form_state) {
 		if ($form_state->getValue('dfg_3dviewer_lightweight')) {
-			$optional_fields = [
-				'dfg_3dviewer_metadata_url',
-				'dfg_3dviewer_json_export_base_url',
-				'dfg_3dviewer_api_3d_file_field',
-				'dfg_3dviewer_image_generation',
-				'dfg_3dviewer_field_df',
-				'dfg_3dviewer_export_viewer',
-				'dfg_3dviewer_export_viewer_url',
-				'dfg_3dviewer_gallery_container',
-				'dfg_3dviewer_gallery_image_class',
-				'dfg_3dviewer_gallery_image_id',
-			];
-
-			foreach ($optional_fields as $field) {
+			foreach (Dfg3dViewerConfigApplier::LIGHTWEIGHT_OPTIONAL_KEYS as $field) {
 				$form_state->setValue($field, '');
 			}
 		}
@@ -322,36 +283,7 @@ class DFG3dViewerConfigForm extends FormBase {
    *
    */
   public function submitForm(array &$form, FormStateInterface $form_state) {
-
-    $settings = $form['#dfg_3dviewer_settings'];
-    $new_vals = $form_state->getValues();
-    $normalized_base_module_path = $this->normalizeBaseModulePath((string) $new_vals['dfg_3dviewer_base_module_path']);
-
-    $settings->set('dfg_3dviewer_basenamespace', $new_vals['dfg_3dviewer_basenamespace']);
-    $settings->set('dfg_3dviewer_main_url', $new_vals['dfg_3dviewer_main_url']);
-    $settings->set('dfg_3dviewer_metadata_url', $new_vals['dfg_3dviewer_metadata_url']);
-    $settings->set('dfg_3dviewer_json_export_base_url', $new_vals['dfg_3dviewer_json_export_base_url']);
-    $settings->set('dfg_3dviewer_entitybundle', $new_vals['dfg_3dviewer_entitybundle']);
-    $settings->set('dfg_3dviewer_container', $new_vals['dfg_3dviewer_container']);
-    $settings->set('dfg_3dviewer_viewer_file_upload', $new_vals['dfg_3dviewer_viewer_file_upload']);
-    $settings->set('dfg_3dviewer_viewer_file_name', $new_vals['dfg_3dviewer_viewer_file_name']);
-    $settings->set('dfg_3dviewer_api_3d_file_field', $new_vals['dfg_3dviewer_api_3d_file_field']);
-    $settings->set('dfg_3dviewer_image_generation', $new_vals['dfg_3dviewer_image_generation']);
-    $settings->set('dfg_3dviewer_field_df', $new_vals['dfg_3dviewer_field_df']);
-    $settings->set('dfg_3dviewer_lightweight', $new_vals['dfg_3dviewer_lightweight']);
-    $settings->set('dfg_3dviewer_scale_container_x', $new_vals['dfg_3dviewer_scale_container_x']);
-    $settings->set('dfg_3dviewer_scale_container_y', $new_vals['dfg_3dviewer_scale_container_y']);
-    $settings->set('dfg_3dviewer_gallery_container', $new_vals['dfg_3dviewer_gallery_container']);
-    $settings->set('dfg_3dviewer_gallery_image_class', $new_vals['dfg_3dviewer_gallery_image_class']);
-    $settings->set('dfg_3dviewer_gallery_image_id', $new_vals['dfg_3dviewer_gallery_image_id']);
-    $settings->set('dfg_3dviewer_base_module_path', $normalized_base_module_path);
-    $settings->set('dfg_3dviewer_entity_id_uri', $new_vals['dfg_3dviewer_entity_id_uri']);
-    $settings->set('dfg_3dviewer_view_entity_path', $new_vals['dfg_3dviewer_view_entity_path']);
-    $settings->set('dfg_3dviewer_attribute_id', $new_vals['dfg_3dviewer_attribute_id']);
-	$settings->set('dfg_3dviewer_export_viewer', $new_vals['dfg_3dviewer_export_viewer']);
-	$settings->set('dfg_3dviewer_export_viewer_url', $new_vals['dfg_3dviewer_export_viewer_url']);
-
-    $settings->save();
+    $this->configApplier->apply($form_state->getValues());
 
     $this->messenger()->addStatus($this->t('Changed DFG 3D Viewer settings successfully'));
     $form_state->setRedirect('system.admin_config');
diff --git a/src/Service/Dfg3dViewerConfigApplier.php b/src/Service/Dfg3dViewerConfigApplier.php
new file mode 100644
index 0000000..e88ec2c
--- /dev/null
+++ b/src/Service/Dfg3dViewerConfigApplier.php
@@ -0,0 +1,198 @@
+<?php
+
+namespace Drupal\dfg_3dviewer\Service;
+
+use Drupal\Core\Config\ConfigFactoryInterface;
+use Drupal\Core\Config\ImmutableConfig;
+
+/**
+ * Applies DFG 3D Viewer module settings to config storage.
+ */
+class Dfg3dViewerConfigApplier {
+
+  /**
+   * All config keys managed by the settings form and configure command.
+   */
+  public const SETTING_KEYS = [
+    'dfg_3dviewer_main_url',
+    'dfg_3dviewer_basenamespace',
+    'dfg_3dviewer_metadata_url',
+    'dfg_3dviewer_json_export_base_url',
+    'dfg_3dviewer_container',
+    'dfg_3dviewer_entitybundle',
+    'dfg_3dviewer_viewer_file_upload',
+    'dfg_3dviewer_viewer_file_name',
+    'dfg_3dviewer_api_3d_file_field',
+    'dfg_3dviewer_image_generation',
+    'dfg_3dviewer_field_df',
+    'dfg_3dviewer_export_viewer',
+    'dfg_3dviewer_export_viewer_url',
+    'dfg_3dviewer_lightweight',
+    'dfg_3dviewer_scale_container_x',
+    'dfg_3dviewer_scale_container_y',
+    'dfg_3dviewer_gallery_container',
+    'dfg_3dviewer_gallery_image_class',
+    'dfg_3dviewer_gallery_image_id',
+    'dfg_3dviewer_base_module_path',
+    'dfg_3dviewer_entity_id_uri',
+    'dfg_3dviewer_view_entity_path',
+    'dfg_3dviewer_attribute_id',
+  ];
+
+  /**
+   * Config keys that must be non-empty when saving settings.
+   */
+  public const REQUIRED_KEYS = [
+    'dfg_3dviewer_main_url',
+    'dfg_3dviewer_container',
+    'dfg_3dviewer_entitybundle',
+    'dfg_3dviewer_viewer_file_upload',
+    'dfg_3dviewer_viewer_file_name',
+    'dfg_3dviewer_scale_container_x',
+    'dfg_3dviewer_scale_container_y',
+    'dfg_3dviewer_base_module_path',
+    'dfg_3dviewer_view_entity_path',
+    'dfg_3dviewer_attribute_id',
+  ];
+
+  /**
+   * Keys cleared when lightweight mode is enabled.
+   */
+  public const LIGHTWEIGHT_OPTIONAL_KEYS = [
+    'dfg_3dviewer_metadata_url',
+    'dfg_3dviewer_json_export_base_url',
+    'dfg_3dviewer_api_3d_file_field',
+    'dfg_3dviewer_image_generation',
+    'dfg_3dviewer_field_df',
+    'dfg_3dviewer_export_viewer',
+    'dfg_3dviewer_export_viewer_url',
+    'dfg_3dviewer_gallery_container',
+    'dfg_3dviewer_gallery_image_class',
+    'dfg_3dviewer_gallery_image_id',
+  ];
+
+  public function __construct(
+    protected ConfigFactoryInterface $configFactory,
+  ) {}
+
+  /**
+   * Returns the local development preset used by the configure command.
+   */
+  public function getDevPreset(): array {
+    return [
+      'dfg_3dviewer_main_url' => 'http://dev.wisski.local/',
+      'dfg_3dviewer_basenamespace' => '',
+      'dfg_3dviewer_metadata_url' => '',
+      'dfg_3dviewer_json_export_base_url' => '',
+      'dfg_3dviewer_container' => 'DFG_3DViewer',
+      'dfg_3dviewer_entitybundle' => 'bd3d7baa74856d141bcff7b4193fa128',
+      'dfg_3dviewer_viewer_file_upload' => 'fbf95bddee5160d515b982b3fd2e05f7',
+      'dfg_3dviewer_viewer_file_name' => 'faa602a0be629324806aef22892cdbe5',
+      'dfg_3dviewer_api_3d_file_field' => '',
+      'dfg_3dviewer_image_generation' => '',
+      'dfg_3dviewer_field_df' => '',
+      'dfg_3dviewer_export_viewer' => '',
+      'dfg_3dviewer_export_viewer_url' => '',
+      'dfg_3dviewer_lightweight' => TRUE,
+      'dfg_3dviewer_scale_container_x' => '1',
+      'dfg_3dviewer_scale_container_y' => '1.4',
+      'dfg_3dviewer_gallery_container' => '',
+      'dfg_3dviewer_gallery_image_class' => '',
+      'dfg_3dviewer_gallery_image_id' => '',
+      'dfg_3dviewer_base_module_path' => '/libraries/dfg-3dviewer/assets',
+      'dfg_3dviewer_entity_id_uri' => '/wisski/navigate/(.*)/view',
+      'dfg_3dviewer_view_entity_path' => '/wisski/navigate/',
+      'dfg_3dviewer_attribute_id' => 'wisski_id',
+    ];
+  }
+
+  /**
+   * Validates required settings and returns missing keys.
+   *
+   * @return string[]
+   *   Missing required config keys.
+   */
+  public function validateRequired(array $values): array {
+    $missing = [];
+    foreach (self::REQUIRED_KEYS as $key) {
+      if (!array_key_exists($key, $values) || trim((string) $values[$key]) === '') {
+        $missing[] = $key;
+      }
+    }
+    return $missing;
+  }
+
+  /**
+   * Saves settings to config, mirroring the admin form submit behavior.
+   */
+  public function apply(array $values): ImmutableConfig {
+    $values = array_intersect_key($values, array_flip(self::SETTING_KEYS));
+    $values = $this->prepareValues($values);
+    $missing = $this->validateRequired($values);
+    if ($missing !== []) {
+      throw new \InvalidArgumentException('Missing required settings: ' . implode(', ', $missing));
+    }
+
+    $settings = $this->configFactory->getEditable('dfg_3dviewer.settings');
+    foreach ($values as $key => $value) {
+      $settings->set($key, $value);
+    }
+    $settings->save();
+
+    return $settings;
+  }
+
+  /**
+   * Normalizes values before persistence.
+   */
+  public function prepareValues(array $values): array {
+    if (!empty($values['dfg_3dviewer_lightweight'])) {
+      foreach (self::LIGHTWEIGHT_OPTIONAL_KEYS as $key) {
+        $values[$key] = '';
+      }
+    }
+
+    if (isset($values['dfg_3dviewer_base_module_path'])) {
+      $values['dfg_3dviewer_base_module_path'] = $this->normalizeBaseModulePath((string) $values['dfg_3dviewer_base_module_path']);
+    }
+
+    return $values;
+  }
+
+  /**
+   * Normalizes the viewer module path to a path-first value.
+   */
+  public function normalizeBaseModulePath(string $value): string {
+    $value = trim($value);
+
+    if ($value === '') {
+      return $value;
+    }
+
+    if (preg_match('@^https?://@i', $value)) {
+      $parts = parse_url($value);
+      if (!empty($parts['path'])) {
+        $value = $parts['path'];
+      }
+    }
+    elseif (preg_match('@^/[^/]+\.[^/]+/.+@', $value)) {
+      $segments = array_values(array_filter(explode('/', $value), 'strlen'));
+      array_shift($segments);
+      $value = '/' . implode('/', $segments);
+    }
+    elseif (preg_match('@^[^/]+\.[^/]+/.+@', $value)) {
+      $segments = explode('/', $value);
+      array_shift($segments);
+      $value = '/' . implode('/', $segments);
+    }
+
+    $value = preg_replace('@/{2,}@', '/', $value);
+
+    if ($value !== '' && $value[0] !== '/') {
+      $value = '/' . $value;
+    }
+
+    return rtrim($value, '/');
+  }
+
+}