v3.5.1

Tests and Coverage

• Add dedicated tests for tag_assert()
• Expand tag_label test coverage
• Add magnetic data test coverage
• Add BAS/light-file test and related tag_create fixes
• Exclude _add_wind helpers from coverage
• Coverage/test config updates and fixes, fix tests, misc cleanup
• Add shiny startup tests

Tag Creation / Tabular input

• Replace legacy dataframe/datapackage modes with unified tabular mode
• Remove obsolete tag_create_datapackage.R
• Validate crop range (crop_start < crop_end) and error when crop removes all data
• Fix temperature variable naming issue in tag creation flow

Minor

• Labeling / Quiet behavior: Fix missing quiet checks in labeling paths
• Remove experimental lifecycle badge from trainset

Full Changelog: v3.5.0...v3.5.1