Server feedback unclear/confusing when uploading vulnerabilities

[0x6675636b796f75676974687562]

Whenever a ZIP archive is being uploaded (which, over a slow network, may be a lengthy process), a gray bar with rounded corners appears in the UI (immediately between "Click or drag'n'drop" and "Android.zip" labels):

This is better than no feedback at all, but a message like

Uploading xyz.zip...

or

Uploading xyz.zip, %d byte(s) total, %d second(s) elapsed...

would definitely be better.

[nulls]

Actually we have the following hover:

So we set some status message, but it's not visible. raised: https://github.com/saveourtool/save-cloud/issues/2800