Set the default Filename and Charset in Manage Jenkins > Configure System in the section titled Project description setter defaults
Enable the plugin by checking the box next to Set a project description from a file in the workspace in the Build Environment section of a project configuration.
The location of the file relative to the workspace root
Do not parse the description file for Token Macro tokens (tokens will still be expanded in the filename field)
Select the charset (character set and character-encoding) for the file
Skip to end of metadata Go to start of metadata