<ul><li>The OpenAPI spec is crucial for defining how consumers interact with an API and can enhance developer experience.</li><li>Version 1 and Version 2 of an endpoint are visualized to demonstrate improvements in documentation and client integration.</li><li>API versioning using URL-based approach and Swagger enhances clarity and long-term maintainability.</li><li>Refactored endpoints with task-based actions like SetShippingInfo result in cleaner docs, easier client integration, and a more professional API impression.</li></ul>

A Professional Looking API

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