Linking to a directory within a WIKI
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### Problem to solve
Making wiki easier to use
### Target audience
Anyone using wiki will profit from such feature.
### Further details
- Currently the directories in the wiki cannot be clicked or linked. Only way to browse a wiki directory is to scroll through all pages in `/project/wikis/pages`
- Making wiki directory clickable would create links to list wiki pages in that directory, for instance: `/project/wikis/directory/Backend/Elastic`
### Proposal
- Concerning project wiki listing `/project/wikis/pages/`
- Currently the wiki directory is a simple text inside `<li>`, we would like to replace it with `<a>` to generate links.
- These links should lead to a list of pages in given Directory.
issue