Issue #26. Updating README.md

Author: taketook34

README.md

@@ -53,9 +53,22 @@ password: temppwd
 ```
 
 ### Run program
+
+Run directly
 ```
 sudo ./kpi_rover_ecu -a 0.0.0.0 -p 6000
 ```
+
+Run like systemd service
+```
+sudo systemctl start kpi_rover_ecu.service
+```
+
+Stop systemd service
+```
+sudo systemctl stop kpi_rover_ecu.service
+```
+
 ## Code Style Check and Static Code Analysis
 
 ### Importance

system/kpi_rover_ecu.service

@@ -13,4 +13,4 @@ PermissionsStartOnly=true
 ExecStartPre=/bin/sleep 2
 
 [Install]
-WantedBy=multi-user.target
+WantedBy=multi-user.target