Create a clipart of a robot that is friendly and approachable, with a humanoid shape and expressive features. The robot should be shown engaged in a task that conveys a sense of purpose, such as holding a tool or interacting with a human. The color palette should be bright and modern, with clean lines and bold shapes that make the robot easy to recognize and memorable. The overall style should be whimsical and playful, with a touch of sci-fi inspiration.