maven settings.xml example with server

<?xml version="1.0" encoding="UTF-8"?>
<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0
http://maven.apache.org/xsd/settings-1.0.0.xsd">
    <servers>
    <server>
      <id>github</id>
      <username>GITHUB_USERNAME</username>
      <password>GITHUB_PASSWORD</password>
    </server>
      </servers>
</settings>