No indication that data is loading

[johnsimons]

Describe the bug

Description

When loading the message screen, there is no indication that the data is loading.
So we faced an "empty" screen:

Expected behavior

Some visual indicators that data is loading: spinners!

Actual behavior

No visual indicators

Versions

2.2.0

Steps to reproduce

Test with a busy system.

Relevant log output

Additional Information

Workarounds

Possible solutions

Additional information