docs: Add documentation for Stac Registry #409
Description
Description
Stac Registry currently lacks documentation. There is no clear explanation of what it is, why it exists, or how developers should use it.
This makes it hard for new users to understand its role in the Stac ecosystem and how it fits into their workflow.
Scope
- What is Stac Registry
- Why and when it should be used
- How it fits into Stac architecture
- Basic usage with a simple example