### Did you check the docs? - [X] I have read all the docs. ### Is your feature request related to a problem? Please describe. I can use some commands to navigate to diagnostic, even if it is in a directory which is not expanded yet:  ### Describe the solution you'd like. something like `next_diag_item` and `prev_diag_item`. ### Describe alternatives you've considered. _No response_ ### Additional Context _No response_