first commit

wp-content/plugins/elementor/includes/interfaces/group-control.php

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+<?php
+namespace Elementor;
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly.
+}
+
+/**
+ * Group control interface.
+ *
+ * An interface for Elementor group control.
+ *
+ * @since 1.0.0
+ */
+interface Group_Control_Interface {
+
+	/**
+	 * Get group control type.
+	 *
+	 * Retrieve the group control type.
+	 *
+	 * @since 1.0.0
+	 * @access public
+	 * @static
+	 */
+	public static function get_type();
+}

wp-content/plugins/elementor/includes/interfaces/has-validation.php

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+<?php
+
+namespace Elementor;
+
+/**
+ * Elementor has validation interface.
+ *
+ * @param array $control_data The value to validate.
+ * @return bool True on valid, throws an exception on error.
+ * @throws \Exception If validation fails.
+ */
+interface Has_Validation {
+	public function validate( array $control_data ): bool;
+}