Add Storybook link to contributing guide (#885)

CONTRIBUTING.md

@@ -37,9 +37,13 @@ Coding style and formatting is automated for each pull request. We use [Prettier
 
 ### Development Environment
 
-To build and run Wave locally, see instructions below:
+To build and run Wave locally, see instructions at [Building Wave Terminal](./BUILD.md).
 
-- [Building Wave Terminal](./BUILD.md)
+### UI Component Library
+
+We are working to document all our UI components in [Storybook](https://storybook.js.org/docs) for easy reference and testing. If you would like to help us with this, we would be very grateful!
+
+Our Storybook site is hosted [storybook.waveterm.dev](https://storybook.waveterm.dev).
 
 ### Create a Pull Request