friendica-addons/pumpio/config/pumpio.config.php

<?php

// Warning: Don't change this file! It only holds the default config values for this addon.
// Instead overwrite these config values in config/addon.config.php in your Friendica directory

return [
	'pumpio' => [
		// application_name (String)
		// To let the connector work properly you should define an application name.
		// This name appears at pump.io and is important for not mirroring back posts that came from Friendica.
		'application_name' => '',

		// wall-to-wall_share (Boolean)
		// Displays forwarded posts like "wall-to-wall" posts.
		'wall-to-wall_share' => false,

		// poll_interval (Integer)
		// Given in minutes
		'poll_interval' => 5,
	],
];