Check if curl is installed

README.md

@@ -51,6 +51,7 @@ Ensure the following software (or newer) is installed:
 - docker >= 20.10.1
 - docker-compose >= 2.xx (`docker-compose` and `docker compose` are both supported).
 - systemd
+- curl
 
 We recommend to install Docker(-compose) from its official sources as described on the [Docker website](https://docs.docker.com).
 

lib/prerequisites.sh

@@ -14,7 +14,7 @@ checkOwner /etc/bridgehead bridgehead || exit 1
 
 ## Check if user is a su
 log INFO "Checking if all prerequisites are met ..."
-prerequisites="git docker"
+prerequisites="git docker curl"
 for prerequisite in $prerequisites; do
   $prerequisite --version 2>&1
   is_available=$?