Persist submitted brand qtys even if plan brand_mode lookup fails; resolve soft-deleted plan products for brand metadata instead of substituting another product; stop seeding all actual qty onto the first brand option.
Co-authored-by: Cursor <cursoragent@cursor.com>
Expose driver per-product feedback on transport read, display site/driver
brand summaries in the transport tab, move supplement buttons to section
headers with primary highlight, and wire brand chips into IO/driver edit.
Co-authored-by: Cursor <cursoragent@cursor.com>