**As** an OpenProject user
**I want** to receive an regular email digest (hourly, daily, weekly) with all relevant updates in that time periode
**so that** I don't get spammed with email updates.

**Acceptance criteria:**

* Begin of the insertionSubscribeEnd of the insertion Begin of the deletion Be ableEnd of the deletion to Begin of the insertiondaily summaries toEnd of the insertion Begin of the deletion activate email digest for your own user account.
* Filter forEnd of the deletion the Begin of the insertionexisting events (changes of the eventsEnd of the insertion Begin of the deletion information thatEnd of the deletion are Begin of the insertionhandledEnd of the insertion Begin of the deletion relevant to me.
* Projects
* Status transitions (e. g.End of the deletion in Begin of the insertionseparate work packages).End of the insertion Begin of the deletion test -> test failed)
* Users (e.g. my client, my boss, my tester)End of the deletion
* The projects are only shown in case there are events in the projects.
* The styling should work without loading assets from the server. Begin of the insertion
* Define a time when the summary is sent.End of the insertion

**Visuals**

<figure class="image op-uc-figure"><div class="op-uc-figure--content"><img class="op-uc-image" src="/api/v3/attachments/21642/content"></div></figure>