private function getHeader($groupName, array $excludedProjects = [])
    {
        if ($excludedProjects != []) {
            $ignoredProjects = '';
            foreach ($excludedProjects as $project) {
                $ignoredProjects .= '<comment>' . $project . '</comment>, ';
            }
            $ignoredProjects = ' except for the projects ' . substr($ignoredProjects, 0, strlen($ignoredProjects) - 2) . '.';
        } else {
            $ignoredProjects = '.';
        }

        return <<<EOF

Welcome to the <info>Para</info> shell (<comment>{$this->application->getVersion()}</comment>).

All commands you type in will be executed for each project configured in the group <comment>{$groupName}</comment>{$ignoredProjects}

THE SHORTCUT <comment>(ctrl + C)</comment> HAS BEEN <comment>DISABLED</comment> !

To exit the shell, type <comment>exit</comment>.

EOF;
    }