Update build.func

tweak

misc/build.func

@@ -123,6 +123,7 @@ ssh_check() {
 
 # This function displays the default values for various settings.
 echo_default() {
+  APT_CACHER=""
   echo -e "${DGN}Using Distribution: ${BGN}$var_os${CL}"
   echo -e "${DGN}Using $var_os Version: ${BGN}$var_version${CL}"
   echo -e "${DGN}Using Container Type: ${BGN}$CT_TYPE${CL}"
@@ -511,8 +512,10 @@ build_container() {
   else
     export FUNCTIONS_FILE_PATH="$(curl -s https://raw.githubusercontent.com/tteck/Proxmox/main/misc/install.func)"
   fi
+  if [ "$APT_CACHER" == "yes" ]; then
   export CACHER="$APT_CACHER"
   export CACHER_IP="$APT_CACHER_IP"
+  fi
   export tz="$timezone"
   export DISABLEIPV6="$DISABLEIP6"
   export APPLICATION="$APP"