Library 1.9.1

What's Changed

• Port 'Better USFM versification analysis' from machine by @ddaspit in #326
• Add support for transductive alignment models by @ddaspit in #327
• Port ChrF3QualityEstimator from SIL.Machine by @pmachapman in #334
• Allow build_options to be specified as a base64 string by @pmachapman in #330
• Add Python 3.14 support, update Poetry to 2.4.1 by @pmachapman in #332
• Build options validation by @pmachapman in #333
• Port 'Fix verses appearing in remarks when missing a paragraph marker' by @pmachapman in #342
• Port 'Make Paratext project extraction case-insensitive' by @pmachapman in #343
• Expose SegmentBoundaryAdjuster for external use by @benjaminking in #345
• Make word_align_corpus train lazily by @ddaspit in #344
• add low book confidence detector by @mshannon-sil in #350

Full Changelog: v1.9.0...v1.9.1