feat: added gpio control for led

gpio_setup.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+chmod -R +x robot_pi_service/
+sudo groupadd gpio
+sudo usermod -aG gpio $USER
+echo 'SUBSYSTEM=="gpio", KERNEL=="gpiochip[0-9]*", GROUP="gpio", MODE="0660"' | sudo tee /etc/udev/rules.d/99-gpio.rules
+sudo udevadm control --reload-rules
+sudo udevadm trigger