Merge pull request #351 from kangju2000/feat/add-github-icon

docs: Add GitHub icon to the top right of the document

Author: bbohlender

.github/workflows/static.yml

@@ -13,6 +13,7 @@ jobs:
       libname: 'xr'
       base_path: '/xr/docs'
       icon: '🤳'
+      github: 'https://github.com/pmndrs/xr'
       home_redirect: '/getting-started/introduction'
 
   examples: