https://blog.gongquiz.com/2020/10/11/%eb%8b%a4%ec%9d%8c-%ec%a4%91-apt-get-%eb%aa%85%eb%a0%b9%ec%9d%b4-%ed%8c%a8%ed%82%a4%ec%a7%80-%ea%b4%80%eb%a0%a8-%ec%a0%95%eb%b3%b4%eb%a5%bc-%ed%99%95%ec%9d%b8%ed%95%98%ea%b8%b0-%ec%9c%84%ed%95%b4/