Better validate BTCPAY_ADDITIONAL_HOSTS

btcpay-setup.sh

@@ -165,6 +165,11 @@ if [ ! -z "$BTCPAY_ADDITIONAL_HOSTS" ] && [[ "$BTCPAY_ADDITIONAL_HOSTS" == *[';'
     echo "$BTCPAY_ADDITIONAL_HOSTS should be separated by a , not ;"
     return;
 fi
+
+if [ ! -z "$BTCPAY_ADDITIONAL_HOSTS" ] && [[ "$BTCPAY_ADDITIONAL_HOSTS" == .onion* ]]; then 
+    echo "$BTCPAY_ADDITIONAL_HOSTS should not contains onion hosts, additional hosts is only for getting https certificates, those are not available to tor addresses"
+    return;
+fi
 ######### Migration: old pregen environment to new environment ############
 if [[ ! -z $BTCPAY_DOCKER_COMPOSE ]] && [[ ! -z $DOWNLOAD_ROOT ]] && [[ -z $BTCPAYGEN_OLD_PREGEN ]]; then
     echo "Your deployment is too old, you need to migrate by following instructions on this link https://github.com/btcpayserver/btcpayserver-docker/tree/master#i-deployed-before-btcpay-setupsh-existed-before-may-17-can-i-migrate-to-this-new-system"