- stores.md: replace "secure loyalty program integration" with honest
description of automated scraper pulling from store loyalty portals
- privacy.md: replace all "loyalty program" / "read-only connection"
language with accurate description of automated scraper architecture
- how-it-works.md: describe scraper architecture honestly; clarify
USDA FoodData Central is historical baseline reference only, not
part of live tracking; remove "(yet)" from receipt statement
Co-Authored-By: Paperclip <noreply@paperclip.ing>
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