- Update to version 16.6.1
  v16.6.1
    Fixed some issues with Docker build, such as removing unnecessary content and using a stable Tesseract version.
    Reverted Docker image to Ubuntu 22.04 to access older/more stable Ghostscript for now.
    Clarified batch commands in documentation.
    Fixed an issue with JSON serialization and pickling of HOCRResult. :issue:`1427`
  v16.6.0
    Fixed an issue where damaged PDFs would fail with --redo-ocr. :issue:`1403`
    Fixed an error that prevented JBIG2 optimization on Windows if the image was optimized in an earlier step. :issue:`1396`
    Fixed an error detecting the version of unpaper 7.0.0. :issue:`1409`
    Fixed a performance regression when scanning pages. :issue:`1378`. Thanks @aliemjay.
    Fixed Alpine Docker image by enforcing Alpine 3.19. Alpine 3.20 includes a defective version of Tesseract OCR and so is not usable.
    Upgraded Ubuntu Docker image to use Ubuntu 24.04.
    Build and test scripts/actions switched to uv.
    When running in a container, we now remind the user that temporary folders are inside the container and may not be accessible.
    Fixed Linux test coverage matrix, which was missing some key versions.
  v16.5.0
    Fixed issue with interpreting PDFs that have images with array masks. :issue:`1377`
    Enabled testing on Python 3.13.
    Fixed a test that did not work correctly but still passed. :issue:`1382`
    Improved "PDF/A conversion failed" warning message to better describe implications.
    Updated documentation to better explain OCR_JSON_SETTINGS in batch processing.
    Build backend changed from setuptools to hatchling.
  v16.4.3
    Work around pdfminer.six issue where a token on the buffer boundary is incorrectly parsed as two tokens. :issue:`1361`
    New rules are applied to stencil masks and explicit masks when calculating the optimal page DPI for rendering. :issue:`1362`
    Fixed attempts to use an incompatible jbig2.EXE provided by TeX Live. :issue:`1363`
  v16.4.2
    Fixed order of filenames passed to Ghostscript for PDF/A generation. :issue:`1359`
    Suppressed missing jbig2dec warning message. :issue:`1358`

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