Changes in version 0.1.0 (2026-06-19)                  

First public release of pavdata.

  - Introduces S3 classes for pavement samples, binders, aggregates,
    mixtures, material tests, and references.
  - Provides constructors, validation, relational-integrity checks, and
    an in-memory library for querying PavData objects.
  - Supports reading and writing the human-readable .pavdata format.
  - Provides print(), summary(), and plot() methods for PavData objects
    and libraries.
  - Includes an example dataset with 296 Brazilian asphalt mixture
    records.
  - Includes tests, documentation, citation metadata, and a repository
    README.