PHP

### upgrade PHP 7.4 to PHP 8.0 ###

## check PHP Modules ##
dpkg -l | grep php | tee packages.txt

## add repository ##
apt install software-properties-common
add-apt-repository ppa:ondrej/php
apt-get update

## install PHP 8.0 ##
apt install php8.0-common php8.0-cli


## install modules ##
apt install libapache2-mod-php8.0 php8.0-zip php8.0-xml php8.0-mbstring php8.0-gd php8.0-curl php8.0-imagick php8.0-intl php8.0-bcmath php8.0-gmp php8.0-cli php8.0-mysql php8.0-zip php8.0-gd  php8.0-mbstring php8.0-curl php8.0-xml php8.0-apcu php8.0-redis

## apache switch versions ##
a2dismod php7.4
a2enmod php8.0

## check installation ##
php -v
php -m

## adjust php.ini ##
nano /etc/php/8.0/apache2/php.ini

## uninstall old version ##
apt purge '^php7.4.*'