関連ワード:  apt get install java 21    apt get install jdk 21    sudo apt get install java 21    debian apt install java 21    debian apt install jdk 21    apt get install openjdk 21 jdk    apt get install temurin 21 jdk    apt get install openjdk 21 jdk headless    apt get install java 21 amazon corretto jdk    apt get install temurin 21 jdk not found