- Added `ffmpeg` as a dependency in `flake.nix` and `package-cleanup.nix` for audio file property analysis.
- Updated `main.py` to include new functions for retrieving audio file properties using `ffprobe` and verifying audio matches with detailed confidence scoring.
- Refactored fingerprint comparison logic to improve accuracy and added logging for better traceability.
- Enhanced the `find_duplicate_singles` function to support audio verification results and confidence scores, providing clearer output for users.
- Introduced a new package `lidarr-cleanup-singles` to identify and manage duplicate single tracks in Lidarr.
- Updated `flake.nix` to include the new package in outputs and modified app definitions to support it.
- Created a new script in `src-cleanup` for the main functionality, including audio fingerprint verification.
- Added necessary dependencies and configuration in `pyproject.toml` for the new package.
- Removed unused `flake-utils` and `systems` entries from `flake.lock` to streamline the configuration.
