The environmentally friendly restaurant will serve healthy cuisine at an affordable cost, and will even have a rooftop garden to supply the kitchen with fresh herbs, vegetables, and leafy greens. If what you seek doesn’t exist yet, “be the change” and create it! That’s what former Celtics star Ray Allen and his wife, Shannon Brown, are doing. After struggling to feed their son, who has Type 1 diabetes, healthy food on-the-go, the couple decided that it was time to invest in a vision which might benefit other families striving to live and eat better. Shannon, who is a cooking show host, said in a press release: “I had an aha…