fix SECURITY bug with local address not being used

server.sh

@@ -31,7 +31,7 @@ handle() {
 	response_pipe="$tmpdir/response-$connection_id.pipe"
 	event_pipe="$tmpdir/event-$connection_id.pipe"
 	mkfifo -m 0600 "$response_pipe" "$event_pipe"
-	gnetcat -c -l "$ADDR" -p "$PORT" < "$response_pipe" | sed -E -u 's/\r$//' | (
+	gnetcat --listen --source "$ADDR" --local-port "$PORT" --close < "$response_pipe" | sed -E -u 's/\r$//' | (
 		read method url version || {
 			echo "Connection broken" > "$event_pipe"
 			exit