* Dockerize Pytest
* Fix auto-delete warning in delete file test
* Allow tests to be executed with a non-default home dir
* Use hostname for Docker container only if tests executed in Docker
* Update container entrypoint to pytest
* Re-format tests with black
* Define if the execution environment is a Docker container in env fixture
* Skip unsupported host bridge attachment test in Docker
- copy/move/delete file class methods now take Path objects as arguments
- The file download endpoint in the Web UI uses the safer download from dir method
- Simplified logging
- Merged nested if statements
- Removed naked handling of unknown error states
- Added fallback empty list for drive_properties, to avoid errors when json file is missing or broken
- Move drive_properties to env[]
- Constants for common error messages
- Dummy variable for list comprehension
* Introduce utility method to look up drive props by drive name.
* Make /drive/create endpoint fetch file ending from properties data structure; update tests
- class method to get arbitrary file contents
- new web UI endpoint to fetch the contents of rascsi man pages (rendered txt files)
- Link to manpage in page footer
- Link to new wiki page for image type docs
- Other UI tweaks
* Read the drive properties file once and store it in the Flask app config. Spin out the drive properties formatting to a helper method.
* Add empty removable disk drives to the attach peripherals UI
* Refinement of UI labels and help text, moving some context to the wiki
