Add solstice-assets wiki page to README under contributions

README.md

@@ -45,6 +45,8 @@ For more information, you can take a look at the [browserslist](https://www.npmj
 5. Push feature branch: `git push origin my-new-feature`
 6. Submit a merge request
 
+Visit the [documentation page](https://gitlab.eclipse.org/eclipsefdn/it/webdev/eclipsefdn-webdev-toolkit/-/wikis/Libraries/Solstice-Assets) for more information.
+
 ## Bugs and feature requests
 
 Have a bug or a feature request? Please search for existing and closed issues. If your problem or idea is not addressed yet, [please open a new issue](https://gitlab.eclipse.org/eclipsefdn/it/webdev/solstice-assets/-/issues/new?issue%5Bassignee_id%5D=&issue%5Bmilestone_id%5D=).