Update README.md

README.md

@@ -3,3 +3,12 @@ Spring Boot application for logging all the headers of client request and client
 
 ## Requirements
 jdk 8 or later
+
+## Usage
+- Get the release requestLogger-0.0.1-SNAPSHOT.jar from the releases tab.
+- Open a terminal, command line inside the folder which includes the jar you downloaded during the previous step and run 
+
+`java -jar requestLogger-0.0.1-SNAPSHOT.jar --logging.file=/~/request-logger.log`
+
+where --loging.file property is the path of your logging file. I use linux and my path is /~/request-logger.log.
+For windows should be something like C:\users\\[username]\