Update README.md

update docs url

Author: AnthonyAndroulakis

README.md

@@ -38,7 +38,7 @@ This will render an interactive Niivue widget within your notebook.
 
 ## Documentation
 
-For detailed usage instructions and API reference, please refer to the [ipyniivue Documentation](https://github.com/niivue/ipyniivue).
+See the [Documentation](https://niivue.github.io/ipyniivue) for usage.
 
 ---
 
@@ -125,4 +125,4 @@ Releases are automated using GitHub Actions via the [`release.yml`](.github/work
 
 - We generate a changelog for GitHub releases with [`antfu/changelogithub`](https://github.com/antfu/changelogithub).
 - Each changelog entry is grouped and rendered based on conventional commits.
-- It's recommended to follow the [Conventional Commits](https://www.conventionalcommits.org/en/v1.0.0/#summary) specification.
+- It's recommended to follow the [Conventional Commits](https://www.conventionalcommits.org/en/v1.0.0/#summary) specification.