Automattic · coder-karen · May 11, 2026 · May 6, 2026 · May 6, 2026 · May 6, 2026
diff --git a/projects/packages/jetpack-mu-wpcom/changelog/add-activity-log-event-cpt-init b/projects/packages/jetpack-mu-wpcom/changelog/add-activity-log-event-cpt-init
@@ -0,0 +1,4 @@
+Significance: minor
+Type: added
+
+Initialize Activity Log event custom post type support when Sync is available.
diff --git a/projects/packages/jetpack-mu-wpcom/src/class-jetpack-mu-wpcom.php b/projects/packages/jetpack-mu-wpcom/src/class-jetpack-mu-wpcom.php
@@ -327,6 +327,11 @@ public static function load_features() {
 		add_filter( 'wp_client_side_media_processing_enabled', '__return_false' );
 
 		// Initializers, if needed.
+		$activity_log_event_class = 'Automattic\\Jetpack\\Sync\\Activity_Log_Event';
+		if ( class_exists( $activity_log_event_class ) ) {
+			$activity_log_event_class::init();
+		}
+
 		\Marketplace_Products_Updater::init();
 		\Automattic\Jetpack\Code_Editor::setup();
 		\Automattic\Jetpack\Code_Block::setup();

diff --git a/projects/packages/sync/changelog/add-sync-custom-post-types-for-activity-log b/projects/packages/sync/changelog/add-sync-custom-post-types-for-activity-log
@@ -0,0 +1,4 @@
+Significance: minor
+Type: added
+
+Add Activity Log custom event support with a non-public custom post type, guarded REST route, and class API for creating entries.