PCH Related Top Posts: Add filter values drop-down

build/content-helper/dashboard-widget.asset.php

@@ -1 +1 @@
-<?php return array('dependencies' => array('react', 'wp-api-fetch', 'wp-components', 'wp-element', 'wp-i18n', 'wp-url'), 'version' => '1f1e7627c5ac7f2fa1a3');
+<?php return array('dependencies' => array('react', 'wp-api-fetch', 'wp-components', 'wp-element', 'wp-i18n', 'wp-url'), 'version' => '0f88ee8ac4cc60c9513b');

build/content-helper/editor-sidebar.asset.php

@@ -1 +1 @@
-<?php return array('dependencies' => array('react', 'wp-api-fetch', 'wp-components', 'wp-data', 'wp-edit-post', 'wp-element', 'wp-i18n', 'wp-plugins', 'wp-url'), 'version' => '473dfc4f81be5b212efa');
+<?php return array('dependencies' => array('react', 'wp-api-fetch', 'wp-components', 'wp-core-data', 'wp-data', 'wp-edit-post', 'wp-editor', 'wp-element', 'wp-i18n', 'wp-plugins', 'wp-url'), 'version' => '840cac654c8581057702');

build/loader.asset.php

@@ -1 +1 @@
-<?php return array('dependencies' => array('wp-hooks', 'wp-i18n'), 'version' => 'df4f48d62b4a84ae4497');
+<?php return array('dependencies' => array('wp-hooks', 'wp-i18n'), 'version' => 'f5c2d06f6755fda3f6d4');

package.json

@@ -62,6 +62,7 @@
 		"@wordpress/data": "^9.11.0",
 		"@wordpress/e2e-test-utils": "^10.16.0",
 		"@wordpress/edit-post": "^7.22.0",
+		"@wordpress/editor": "^13.22.0",
 		"@wordpress/element": "^5.22.0",
 		"@wordpress/env": "^8.11.0",
 		"@wordpress/eslint-plugin": "^17.2.0",

src/Metadata/class-post-builder.php

@@ -380,7 +380,7 @@ private function get_bottom_level_term( int $post_id, string $taxonomy_name ): s
 	 * @param WP_Post $post The post object.
 	 * @return array<string>
 	 */
-	private function get_author_names( WP_Post $post ): array {
+	public function get_author_names( WP_Post $post ): array {
 		$authors = $this->get_coauthor_names( $post->ID );
 		if ( 0 === count( $authors ) ) {
 			$post_author = get_user_by( 'id', $post->post_author );

src/content-helper/common/utils/constants.ts

@@ -41,7 +41,18 @@ export enum Metric {
 export enum PostFilterType {
 	Author = 'author',
 	Section = 'section',
-	Tag = 'tag'
+	Tag = 'tag',
+	Unavailable = 'unavailable'
+}
+
+/**
+ * Defines the structure of Post filters.
+ *
+ * @since 3.11.0
+ */
+export interface PostFilter {
+	type: PostFilterType;
+	value: string;
 }
 
 /**