files: add permissions

[jma]

• Fixes broken ng command such as ng c.
• Adds permissions support to the file component to hide action buttons.

Co-Authored-by: Johnny Mariéthoz Johnny.Mariethoz@rero.ch

Why are you opening this PR?

• Which task/US does it implement?
• Which issue does it fix?

How to test?

• What command should I have to run to test your PR?
• What should I test through the UI?

Code review check list

• [ ] Commit message template compliance.
• [ ] Commit message without typos.
• [ ] File names.
• [ ] Functions names.
• [ ] Functions docstrings.
• [ ] Unnecessary commited files?
• [ ] Extracted translations?