Add doc footer

docs/_config.yml

@@ -145,6 +145,27 @@ callouts:
     title: Warning
     color: red
 
+# Footer content
+# appears at the bottom of every page's main content
+
+# Back to top link
+back_to_top: true
+back_to_top_text: "Back to Top"
+
+footer_content: 'Copyright © 2024 OpenNHP Open Source Project'
+
+# Footer last edited timestamp
+last_edit_timestamp: true # show or hide edit time - page must have `last_modified_date` defined in the frontmatter
+last_edit_time_format: "%b %e %Y at %I:%M %p" # uses ruby's time format: https://ruby-doc.org/stdlib-2.7.0/libdoc/time/rdoc/Time.html
+
+# Footer "Edit this page on GitHub" link text
+gh_edit_link: true # show or hide edit this page link
+gh_edit_link_text: "Edit this page on GitHub"
+gh_edit_repository: "https://github.com/OpenNHP/opennhp" # the github URL for your repo
+gh_edit_branch: "main" # the branch that your docs is served from
+# gh_edit_source: docs # the source that your files originate from
+gh_edit_view_mode: "tree" # "tree" or "edit" if you want the user to jump into the editor immediately
+
 # Google Analytics Tracking (optional)
 # Supports a CSV of tracking ID strings (eg. "UA-1234567-89,G-1AB234CDE5")
 # Note: the main Just the Docs site does *not* use Google Analytics.