Version updated for https://github.com/rustmailapp/rustmail-action to version v1. This action is used across all versions by ? repositories. Action Type This is a Composite action. Go to the GitHub Marketplace to find the latest changes. Action Summary The RustMail GitHub Action provides an automated way to start an SMTP server for capturing emails during CI workflows and assert on specific email properties. It simplifies testing email-related functionality by allowing developers to verify captured emails based on criteria such as subject, sender, recipient, or count.