Ist PHP7.x wirklich notwendig oder ist das einfach noch eine vergessen Abhängigkeit im Debian Paket?
root@sandbox:~# apt install egroupware-guacamole
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
The following additional packages will be installed:
libsodium23 php-cli php-common php7.4-cli php7.4-common php7.4-json php7.4-opcache php7.4-readline psmisc
Suggested packages:
php-pear
The following NEW packages will be installed:
egroupware-guacamole libsodium23 php-cli php-common php7.4-cli php7.4-common php7.4-json php7.4-opcache php7.4-readline psmisc
0 upgraded, 10 newly installed, 0 to remove and 1 not upgraded.