New automated email for students who have not attended a codebar workshop in 3 months

[KimberleyCook]

Description of the issue 📄

We would like to send an automated email to students who have not attended a codebar workshop in 3 months.

If you'd like to implement this new feature please drop me a DM on Slack for the copy needed.

Screenshots 📷

Steps to fix 🛠

To do 📋

• Claim this issue (comment below, or assign yourself if you are part of the codebar org)
• Fork and clone the repository
• Update the relevant files. Follow the steps to fix section in this issue.
• Commit your changes as one commit. Use the title of this issue as your commit message
• Submit a pull request
• Mention this issue in the PR description by including it's number
• Have your pull request reviewed & merged by a codebar team member

[octoberclub]

Happy to start on this and other in the next week or so and would be great to have a pair buddy to help speed up first steps. See discussion

@KimberleyCook I will DM you when I get started for the copy.