How to reproduce
- set the frequency of notifications to sum up daily
 - create a public project on the demo
 - join the project with another account
 
The project manager receives a notification for each registration despite the frequency of notifications which is to receive a daily summary
It would be good to take into account the preferences
- duplicates
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WORKSPACES-1503 Option for project admins to only get notified periodically when user signs up to a public workspace
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 - Open
 
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