add systemd services and handlers pipeline

systemd/carpibord.service

@@ -0,0 +1,21 @@
+[Unit]
+Description=Carpibord OBD2 Client with Flipper Zero
+After=network-online.target can0-link.service
+Wants=network-online.target
+Requires=can0-link.service
+
+[Service]
+Type=simple
+User=pi
+WorkingDirectory=/home/pi/carpibord/obd2_client
+ExecStart=/usr/bin/python3 -m src.main --interface can0 --flipper /dev/serial0
+Restart=on-failure
+RestartSec=5
+StandardOutput=journal
+StandardError=journal
+
+# Переменные окружения
+Environment=PYTHONUNBUFFERED=1
+
+[Install]
+WantedBy=multi-user.target