Initial commit of usage documentation

[khos2ow]

Prerequisites

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• This pull request fixes a bug.
• This pull request adds a feature.
• This pull request enhances existing functionality.
• This pull request introduces breaking change.
• This pull request updates documentation.

For more information, see the Contributing Guide.

Description

Initial commit of in-repo documentation in /docs folder with usage and example command and output of various available types.

Issues Resolved

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Checklist

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• I have read the Contributing Guidelines.

Tests

• I have added tests to cover my changes.
• All tests pass when I run make test.

Documentation

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• I have updated the documentation accordingly.

Code Style

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[metmajer]

Amazing work on this great addition, @khos2ow. LGTM!