Rocket.Chat/app/version-check/server/addSettings.js

import { settings } from '../../settings';

settings.addGroup('General', function() {
	this.section('Update', function() {
		this.add('Update_LatestAvailableVersion', '0.0.0', {
			type: 'string',
			readonly: true,
		});

		this.add('Update_EnableChecker', true, {
			type: 'boolean',
			enableQuery: {
				_id: 'Register_Server',
				value: true,
			},
			i18nDescription: 'Update_EnableChecker_Description',
		});
	});
});