An engineer is working on a production application deployment that requires changing a web application property file called server.propertythat is managed by the Git version control system. A cloned copy of the remote repository in which the server.propertyfile exists is on the local desktop computer. The engineer makes appropriate changes to the files, saves it as server.property, and executes git commit -m "changed the property file" server.property. Which of the following commands did the engineer fail to perform?