Update README.md

Author: pancakereport

README.md

@@ -8,6 +8,7 @@ For instructors: please see [these instructions in the section below](https://gi
 ## Capabilities of this Quarto-based Template
 
 - Create a basic class website by modifying content online at github.com or in a GitHub repository.
+- Accessibility audit of the deployed website.
 
 
 ## Instructions for Course Staff
@@ -111,6 +112,12 @@ In addition to standard SCF instructions for setting up the GitHub organization,
 
    c. Enable the team to manage the new repo. Visit https://github.com/berkeley-statXYZ/fall-2024/settings/access choose "Add teams". Type the previously created team name and set the role to `Maintain`. This lets the team members do most things other than managing security or deleting the repo.
 
+## GitHub Actions
+GitHub Actions in this repository run in a chain.
+1. First, `publish.yml` renders changes to source files and places the rendered files in the `gh-pages` branch.
+2. Then, `pages-build-deployment` deploys the rendered changes to the site.
+3. Finally, `a11y.yml` audits the site for accessibility violations.
+
 ### README Content for Actual Class Repositories
 
 This is the repository for the course website and course material for Department XYZ for Fall 2024.