## Configuration for php to work
 - To make the captcha image work you will need to install php-gd.
 - Since there might be version in the name first try searching your package manager
 - Next you need to go to /etc/php/[your_version]/cli/php.ini and remove the semi-colon(;) from the line with extension=gd.
    - Make sure to use chmod 777 on submission.csv file

Done.