- Refactor Flysystem to use constants instead of magic strings for URL prefixes
- Add audiowaveform installation to both Docker and Ansible installations
- Use audiowaveform to generate waveforms saved to disk for every track
- Load these waveforms when visiting the visual waveform editor page instead of using the browser to calculate them
- Add volume control and use app-wide storage of default volume
- Remove "beta" tag from waveform editor header