Winter profile, scoped groups, presets, and five multi-lane sequences;
include setup script for regeneration.
Co-authored-by: Cursor <cursoragent@cursor.com>
Add profile/preset/sequence JSON import and export; map preset mode to
wire n6 with a mode dropdown for multi-mode patterns; zone edit shows
presets or sequences only with content_kind on save; update catalogue
and tests for merged pattern names.
Co-authored-by: Cursor <cursoragent@cursor.com>
