[BUG] When pasting a code block, the code block becomes normal text

[johncodeai]

Has this bug been raised before?

• [X] I have checked "open" AND "closed" issues and this is not a duplicate

Description

When copying and pasting the selected code, the code block formatting is lost and becomes normal text:

Expectation: Keep the format of the copied content:

Steps to Reproduce

Environment

• Browser: Chrome

Screenshots

No response

Do you want to work on this issue?

No

If "yes" to above, please explain how you would technically implement this

No response