shared_testnet: support newlines in options

docker/shared_testnet/entry_point.sh

@@ -63,8 +63,8 @@ while true; do
 	esac
 done
 
-# some old getopt (from util-linux 2.31.1) leaves a '--' option in $@
-if [[ "$1" == "--" ]]; then
+# docker-compose.yml inserts newlines in our options
+if [[ "$(echo $1 | tr -d '[:space:]')" == "--" ]]; then
   shift
 fi
 

docker/shared_testnet/validator_keys.sh

@@ -9,6 +9,8 @@ cd "$(dirname "${BASH_SOURCE[0]}")/../.."
 
 [[ -z "$1" ]] && { echo "Usage: $(basename $0) YOUR_ETH1_PRIVATE_GOERLI_KEY"; exit 1; }
 
+# TODO: make "witti" a parameter
+
 echo -ne "About to delete \"build/data/shared_witti_0\".\nMake a backup, if you need to, then press Enter. >"
 read TMP
 make clean-witti