feature 3 rtd doc #2

[jprestop]

Expected Differences

• Do these changes introduce new tools, command line arguments, or configuration file options? [No]
  
  If yes, please describe:
  

Pull Request Testing

• Describe testing already performed for these changes:
  

No testing yet. Adding in these continuous integration files:

• .github/jobs/build_documentation.sh
• .github/workflows/documentation.yml

should allow me to test future pushes to my feature branch.

• Recommend testing for the reviewer(s) to perform, including the location of input datasets, and any additional instructions:
  

Bypassing reviewers in order to get these into main. I will send this information to @jsauer-NCAR and @domingom afterward so that they can talk a look at what was added.

• Do these changes include sufficient documentation updates, ensuring that no errors or warnings exist in the build of the documentation? [N/A]

• Do these changes include sufficient testing updates? [N/A]

• Will this PR result in changes to the test suite? [N/A]
  
  If yes, describe the new output and/or changes to the existing output:
  

• Please complete this pull request review by [Merging myself as described above].
  

Pull Request Checklist

• Complete the PR definition above.
• Ensure the PR title matches the feature or bugfix branch name.
• [N/A] Select: Reviewer(s)
• After submitting the PR, select the ⚙️ icon in the Development section of the right hand sidebar. Search for the issue that this PR will close and select it, if it is not already selected.
• After the PR is approved, merge your changes. If permissions do not allow this, request that the reviewer do the merge.
• Close the linked issue and delete your feature or bugfix branch from GitHub.