lms

Bug description

Is your feature request related to a problem? Please describe.
Currently if a topic is locked in community, the reply button is still visible. Even though the button is not functional, It would be better not to show it at all.

**Describe the

Is your feature request related to a problem?

If students use special characters in their solution and thus destroy the file encoding, the plagiarism detection crashes without a frontend error (the errors are only visible in the backend log).

A possible solution and remed

Reproduction Steps

• Change the format to day month year for the date in general settings
• create an order
• from the Student Dashboard open the order history
  

Expected Behavior

• the order shows with the different day month year format
• It does on the backend: ![

The most recent full CI build (at the time of this writing) failed due to connection refused, but it was just transient (manually browsed the site and confirmed it worked). We should add some retries to the full CI's smoke test code so that these transient failures wouldn't cause full CI failures. Relevant code is [here](https://github.com/Azu

This will allow to link tags like #class_a to a students.
Later we will be able to filter users using these tags.

For now, let's allow only the moderators to view the tags (not even the user himself).
This will allow the moderator to create private tags such as #fast_student or #needs_more_attention