CAPE GIRARDEAU, Mo. (KBSI) — Before officially opening its doors in Cape Girardeau, 7 Brew is already making an impact in the community. During the company’s three-day “Caffeine for a Cause” fundraiser, customers donated more than $20,000 to Discovery Playhouse, a nonprofit children’s museum serving families across southeast Missouri. The event, held Friday through Sunday ahead of 7 Brew’s Aug. 3 soft opening, invited customers to pay whatever t…