Because Bill Johnson’s father was a Lutheran pastor, folks encouraged him to go into the ministry. In a way, he did. For the past 20 years, Johnson has served as executive director of Trinity Oaks Retirement Community in Salisbury. He’ll leave that position July 1. Since January, he’s worked Tuesday through Thursday. “I’m easing into it,” he notes of retirement. The rest of the week is spent in Linville, where he and wife Lydia have a home. Lydi…