how can use header navigation in Redwood application

Summary:

i have tried to use <oj-sp-header-navigation></oj-sp-header-navigation> component but there no documentation provided .

if i use fragment in the welcome template it also throwing errors .

Content (required):

Version (include the version you are using, if applicable):

Code Snippet (add any code snippets that support your topic, if applicable):

<oj-sp-header-navigation></oj-sp-header-navigation>