Podcast: write Activity Log entries on podcast publish

projects/packages/podcast/changelog/add-podcast-show-launched-activity-log

@@ -0,0 +1,4 @@
+Significance: patch
+Type: added
+
+Podcast: Whitelist `podcast_show_launched_tracked` for Jetpack Sync so its `added_option` event reaches WPcom, where a downstream listener surfaces the launch in the customer's Activity Log UI.

projects/packages/podcast/src/class-tracks.php

@@ -43,6 +43,21 @@ public static function init(): void {
 		add_action( 'update_option_podcasting_show_urls', array( __CLASS__, 'record_show_url_updated' ), 10, 3 );
 
 		add_filter( 'rest_request_after_callbacks', array( __CLASS__, 'record_settings_saved' ), 10, 3 );
+
+		add_filter( 'jetpack_sync_options_whitelist', array( __CLASS__, 'allow_show_launched_option_sync' ) );
+	}
+
+	/**
+	 * Whitelist `podcast_show_launched_tracked` for Jetpack Sync so its
+	 * `added_option` event reaches WPcom, where a listener surfaces the
+	 * launch in the customer's Activity Log UI.
+	 *
+	 * @param array $options Whitelisted option names.
+	 * @return array
+	 */
+	public static function allow_show_launched_option_sync( $options ): array {
+		$options[] = 'podcast_show_launched_tracked';
+		return $options;
 	}
 
 	/**

projects/packages/podcast/tests/php/Tracks_Test.php

@@ -333,4 +333,20 @@ public function test_settings_saved_suppressed_when_response_is_an_error() {
 
 		$this->assertEmpty( $this->events_named( 'wpcom_podcasting_settings_saved' ) );
 	}
+
+	public function test_allow_show_launched_option_sync_appends_option() {
+		$this->assertContains(
+			'podcast_show_launched_tracked',
+			Tracks::allow_show_launched_option_sync( array( 'blogname' ) )
+		);
+	}
+
+	public function test_init_registers_sync_whitelist_filter() {
+		Tracks::init();
+
+		$this->assertContains(
+			'podcast_show_launched_tracked',
+			apply_filters( 'jetpack_sync_options_whitelist', array() )
+		);
+	}
 }