PDF is not rendered Windows 11 / 10 Firefox

[au931203]

Initial Checklist

• I understand this is a bug report and questions should be posted in the Community Discussions
• I searched issues and couldn’t find anything (or linked relevant results below)

Bug Description

Windows 10/11, latest Firefox.

Completely do not renderes PDF.

Please, suggest a solution.

In Chrome-like browsers all is ok.

OpenCloud version 5.1.0

demo link

https://edu.mgek.by/s/zERCSBianZMtzvQ

Reproduction Steps

Deploy single container or docker pod, upload and share PDF, lokk at it in Firefox in Windows.

Expected Outcome

Normal renderin of PDF like in Chrome.

Actual Outcome

Only header is printed.