Release v0.45.0

What's Changed

• Add classifier mode selection to project settings dialog by @gbeane in #349
• Add MultiClassClassifier implementation by @gbeane in #347
• Change button label to 'None' in multi-class mode by @gbeane in #352
• Improve resize handling of stacked timeline widget by @gbeane in #355
• Implement multi-class label visualization and refactor timeline widgets by @gbeane in #354
• Implement MultiClassClassifier with validation and visualization enhancements by @gbeane in #360
• Fix exception on project switch from multiclass to binary classifier by @gbeane in #361
• fix some type warnings in timeline_label_widget.py by @gbeane in #362
• Check for conflicting labels in binary to multiclass migration by @gbeane in #365
• Rename StackedTimelineWidget and it's component widgets to more meaningful names. by @gbeane in #367
• end-to-end integration of multi-class training and classification to GUI by @gbeane in #368
• Feature/t13 multiclass export by @gbeane in #376
• add jabs-cli compute-features, deprecate jabs-features by @gbeane in #381
• update the label overlay to work with multi-class projects by @gbeane in #378
• Feature/multiclass cli classify by @gbeane in #377
• adopt MIT license by @gbeane in #380
• normalize feature cache subdir name; auto-rename legacy dirs by @gbeane in #382
• Cleanup pass on feature/multiclass: dedupe and per-mode strategies by @gbeane in #383
• add jabs-cli update-labels subcommand by @keithshep in #384
• Fix rename_behavior desync in multi-class projects by @gbeane in #385
• Label multi-class classifier mode as a preview feature by @gbeane in #388
• Fix/multiclass prediction type safety by @gbeane in #386
• Derive prediction probability shape from class_names in save_predictions by @gbeane in #387
• Multi-class beta polish: label summary wording + preview docs by @gbeane in #389
• Harden prediction load and multiclass CV against invalid/empty input by @gbeane in #391
• Feature/multiclass by @gbeane in #390
• Tint Label Behavior button with selected behavior color (multi-class, T14) by @gbeane in #392
• Exclude videos from training: video list UI + persistence (PR 1) by @gbeane in #393
• Exclude videos from training: honor the flag in training, CV, and thresholds (PR 2) by @gbeane in #394
• Determine closest lixit from mouse centroid instead of nose keypoint by @gbeane in #395
• bump version by @gbeane in #396

Full Changelog: v0.44.2...v0.45.0