Add password generator to signup template

utils/signup-script-template

@@ -2,18 +2,19 @@
 # Path: /var/publapi/users/{{username}}.sh
 # This file is generated by PublAPI. Do not edit this file.
 echo "E-Mail of {{username}} is {{email}}."
+pass="$(tr -dc A-Za-z0-9 </dev/urandom | head -c 64)"
 useradd -Um -s /bin/bash {{username}}
 chmod 711 /home/{{username}}
 printf "%s\n%s" "${pass}" "${pass}" | passwd {{username}}
+echo "${pass}" > /home/{{username}}/pass
+chmod 600 /home/{{username}}/pass
+chown {{username}}:username /home/username/pass
 usermod -aG users {{username}}
 mkdir /home/{{username}}/.ssh
 echo "{{sshkey}}" > /home/{{username}}/.ssh/authorized_keys
 chmod 700 /home/{{username}}/.ssh
 chmod 600 /home/{{username}}/.ssh/authorized_keys
 chown -R {{username}}:username /home/username/.ssh
-echo "${pass}" > /home/{{username}}/pass
-chmod 600 /home/{{username}}/pass
-chown {{username}}:username /home/username/pass
 sed -i 's/REPLACEME/{{username}}/g' /home/username/{meta-info.env,Caddyfile}
 sed -i 's/EMAIL=/EMAIL={{email}}/' /home/{{username}}/meta-info.env
 loginctl enable-linger {{username}}