fix to use with sveltekit

bin/helper/wait

@@ -0,0 +1,32 @@
+#!/bin/sh
+
+: ${SLEEP_LENGTH:=2}
+: ${TIMEOUT_LENGTH:=60}
+
+DIR="$(cd $(dirname $0) && pwd)"
+BIN_DIR="$(cd $DIR/.. && pwd)"
+
+# Import functions
+. $BIN_DIR/helper/fn
+
+wait_for() {
+	START="$(date +%s)"
+	echo "Waiting for $1 to listen on $2..."
+	while ! nc -z $1 $2; do
+		if [ $(($(date +%s) - $START)) -gt $TIMEOUT_LENGTH ]; then
+			abort "Service $1:$2 did not start within $TIMEOUT_LENGTH seconds. Aborting..."
+		fi
+		echo "sleeping"
+		sleep $SLEEP_LENGTH
+	done
+}
+
+for var in "$@"
+do
+	host=${var%:*}
+	port=${var#*:}
+	wait_for $host $port
+	ok "Listening ${host}:${port}"
+done
+
+exit 0