Rate limit project / group notifications per user
What does this MR do and why?
Rate limit project / group notifications per user
This prevents delivery issues when users enable watch notification levels on busy projects or groups
Changelog: changed
MR acceptance checklist
Please evaluate this MR against the MR acceptance checklist. It helps you analyze changes to reduce risks in quality, performance, reliability, security, and maintainability.
How to set up and validate locally
To preview the email, visit: http://localhost:3000/rails/mailers/namespaces/rate_limiter_mailer/project_or_group_emails
Related to #439101 (closed)
Edited by Heinrich Lee Yu