CHANGES IN spatialcvR Version 0.1.0 (2026-09-14)

    o Initial release
    o Added spatial_folds() main function with method dispatch
    o Implemented spatial_block_folds() for block-based cross-validation
    o Implemented spatial_buffer_folds() for buffered cross-validation
    o Implemented spatial_cluster_folds() for clustering-based cross-validation
    o Implemented spatial_split() for random baseline comparison
    o Added spatial_distance() for calculating train/test distances
    o Added detect_spatial_leakage() for spatial leakage detection
    o Added spatial_metrics() for model evaluation (RMSE, MAE, R2, MAPE)
    o Added spatial_residuals() for spatial residual diagnostics
    o Added compare_cv() for method comparison
    o Added plot_spatial_folds() for fold visualization
    o Added plot_spatial_residuals() for residual visualization
    o Complete roxygen2 documentation for all functions
    o Four vignettes: introduction, spatial-cross-validation, spatial-leakage, model-evaluation
    o Comprehensive README with quick start guide
    o Added sample_spatial_data dataset for demonstration and testing
    o 230 unit tests covering all major functions
    o Imports: sf (>= 1.0-0), terra (>= 1.5-0)
    o Compatible with R >= 3.5.0 (due to serialize version 3)