Issue #3292594: Bootstrap 5 : Components > Modal

src/HookHandler/PreprocessPatternModal.php

+<?php
+
+declare(strict_types = 1);
+
+namespace Drupal\ui_suite_bootstrap\HookHandler;
+
+use Drupal\Component\Utility\Html;
+
+/**
+ * Handle variables needed for the pattern.
+ */
+class PreprocessPatternModal {
+
+  /**
+   * Handle variables needed for the pattern.
+   *
+   * @param array $variables
+   *   The preprocessed variables.
+   */
+  public function preprocess(array &$variables): void {
+    $variables['modal_id'] = Html::getUniqueId('bootstrap-modal');
+  }
+
+}