improve pversion check

misc/build.func

@@ -28,11 +28,10 @@ variables() {
   METHOD="default"                                  # sets the METHOD variable to "default", used for the API call.
   RANDOM_UUID="$(cat /proc/sys/kernel/random/uuid)" # generates a random UUID and sets it to the RANDOM_UUID variable.
   CTTYPE="${CTTYPE:-${CT_TYPE:-1}}"
-  #CT_TYPE=${var_unprivileged:-$CT_TYPE}
 
   # Get Proxmox VE version and kernel version
   if command -v pveversion >/dev/null 2>&1; then
-    PVEVERSION=$(pveversion | grep "pve-manager" | awk '{print $2}' | cut -d'/' -f1)
+    PVEVERSION="$(pveversion | awk -F'/' '{print $2}' | awk -F'-' '{print $1}')"
   else
     PVEVERSION="N/A"
   fi