command_1.xml

<?xml version="1.0" encoding="UTF-8"?>
<command id="descriptor:command1" name="descriptor:command1">
  <usages>
    <usage>descriptor:command1</usage>
    <usage>alias1</usage>
    <usage>alias2</usage>
  </usages>
  <description>command 1 description</description>
  <help>command 1 help</help>
  <arguments/>
  <options/>
</command>