update install script 2

install.sh

@@ -108,4 +108,8 @@ fi
 
 echo ""
 ok "Launching ${BINARY}..."
-exec "$INSTALL_DIR/$BINARY" </dev/tty
+if tty_dev=$(tty 2>/dev/null); then
+    exec "$INSTALL_DIR/$BINARY" <"$tty_dev" >"$tty_dev" 2>"$tty_dev"
+else
+    ok "Run: $BINARY"
+fi