details in conversation not working

[fkleedorfer]

Describe the bug
When you add a detail in a chat, it is not added properly

To Reproduce
Steps to reproduce the behavior:

1. Go to a conversation
2. Click on +
3. add a 'suggest post' or 'image'
4. the result is a small empy speech bubble

Expected behavior
a correct rendering of the detail (as it used to work)