add systemd file

utils/systemd/wownerod.service

@@ -0,0 +1,20 @@
+[Unit]
+Description=Wownero Full Node
+After=network.target
+
+[Service]
+User=wownero
+Group=wownero
+Environment="MONERO_RANDOMX_UMASK=1"
+StateDirectory=wownero
+LogsDirectory=wownero
+Type=simple
+ExecStart=/usr/local/bin/wownerod --config-file /etc/wow.conf --non-interactive
+WorkingDirectory=~
+Restart=always
+StandardOutput=null
+StandardError=null
+Restart=always
+
+[Install]
+WantedBy=multi-user.target