sudo Ubuntu server 18.04

Installation steps:
1. sudo add-apt-repository universe

2. sudo apt update
3. sudo apt upgrade

4. sudo apt install mc
5. sudo apt install mysql-server
6. sudo apt install default-jre
					openjdk-11-jdk
	6.2 Swich Java version if you need
			rm /usr/bin/java
			update-alternatives --config java

7. sudo update-alternatives --config java
8. sudo  ln -s /usr/lib/jvm/default-java/bin/java /bin/java

9. /etc/environment
JavaPath="/usr/lib/jvm/java-11-openjdk-amd64"
JAVA_HOME="/usr/lib/jvm/java-11-openjdk-amd64"
PRICER_HOME=PRICER_HOME="/usr/local/pricer"
PRICER_JAVA_HOME="/usr/lib/jvm/java-11-openjdk-amd64"

10a. sudo -s
10b. source /etc/environment

11. we need to re-login to the system

12. sudo adduser pricer

13. sudo mkdir /usr/local/pricer

14. sudo chown -R pricer:pricer /usr/local/pricer
15. cp Installer.jar /usr/local/pricer/Installer.jar

#Fonts
16. sudo apt  install --reinstall ttf-mscorefonts-installer
#option
fc-cache -f -v
#option

17. apt install rng-tools

18. run mysql  and do some commands:
CREATE USER 'pricer'@'localhost' IDENTIFIED BY 'pricer404';
GRANT ALL PRIVILEGES ON pricer.* TO 'pricer'@'localhost';
flush privileges;

#To Delete user pricer if needed:
SELECT User,Host FROM mysql.user;
REVOKE ALL PRIVILEGES, GRANT OPTION FROM 'pricer'@'localhost';
DROP USER 'pricer'@'localhost';
flush privileges;
DROP DATABASE pricer;



19. sudo java -jar /usr/local/pricer/Installer.jar

!! JAVA HOME nastavimo na /usr/lib/jvm/java-11-openjdk-amd64 !!
!!pozor, ko installer vpraša za grupo in uporabnika, sem dal group sudo in uporabnika linuxa pricer !!

after that all works immediately