feat: add event command base file

[donaldp]

Description

Add support for server event commands

How Has This Been Tested?

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ ] This change requires a documentation update

Checklist:

• [ ] I have read the CONTRIBUTING document.
• [ ] I have updated/added documentation affected by my changes.
• [ ] I have added tests to cover my changes.