Begin of the insertion**As a** user
**I want to** see theEnd of the insertion Begin of the deletion SupportEnd of the deletion macros Begin of the insertionproperly in mobile also
**so that** I don't see the strange <> backlog macro format

### Acceptance criteria

* Ensure macros are displayed properly like in the web appEnd of the insertion (like "github pull request") Begin of the insertion

End of the insertion Begin of the deletion and others

End of the deletion * Begin of the insertionCheck that all macros specified [here](https://www.openproject.org/docs/user-guide/wysiwyg/#available-attributes-for-work-packages) are supported.


### Visuals

End of the insertion <img Begin of the insertionclass="image_resized op-uc-imageEnd of the insertion Begin of the deletion class="op-uc-imageEnd of the deletion op-uc-image_inline" Begin of the insertionstyle="width:162px;"End of the insertion src="/api/v3/attachments/264896/content">