Keystone’s new 366,000-square-foot residential and commercial resort will open to the public on May 7. After years of planning, construction delays and mounting public anticipation, Kindred Resort is preparing to welcome its first guests at the base of the River Run Gondola in the coming weeks. General Manager Don Dohner described the development as a “campfire luxury” experience designed to feel both elevated and inviting. “It’s the first luxu…