Design an ai avatar of dr. a.p.j. abdul kalam, the former president of india, known for his contributions to science, education, and inspiring leadership. the ai avatar should visually represent his distinct features, such as his hairstyle, glasses, and facial expressions. the avatar should also mimic his mannerisms and gestures, capturing his warm and engaging presence. additionally, the ai avatar should be able to interact with users, responding to questions and providing insights on various topics, including space, technology, and personal motivation. the voice of the ai avatar should closely resemble dr. kalam's voice, reflecting his eloquence and passion for knowledge. the goal is to create an immersive and engaging experience that pays tribute to dr. abdul kalam's legacy and allows users to learn from his wisdom and inspirational messages.