Improvements
* `zoia` can now add PDFs directly.
* `zoia` now uses a SQLite backend by default.
Breaking changes
`zoia` will now assume that the metadata file is located in `$HOME/.local/share/zoia` rather than in the library directory. If you would like to continue keeping the metadata file in the library directory you will need to edit the config file (`$HOME/.config/zoia/config.yaml`) and add the line:
db_root: path/to/library