- Fix import paths to use public pmoaudio API instead of private modules
- Change AudioError::ConfigurationError to ProcessingError
- Use Node::new_with_input() instead of non-existent Node::new()
- Fix borrow checker issues in IcyClientStream::poll_read()
- Use flatten() on metadata getters to unwrap Result<Option<T>>
- Fix chunk.get_sample_rate() to chunk.sample_rate()
- Remove get_album_artist() call (not in TrackMetadata trait)
- Update pmoparadise Cargo.toml to enable pmoserver feature for axum
- Simplify example init_logging() call to match new pmoserver API
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