[FEATURE] Input Validation

[Josh-Beck]

Describe the feature
Add input validation to all fields on CLI, and ensure API responses are in proper formatting. Use regex or validation library to acheive

Feature Requirements

• All user inputs are minimally validated (Type & length)
• All API Responses are validated for basic contents

Customer/Developer Value Proposition
Deliver a more robust product to the user while lowering user error and potential for misuse.