how to implementing a drag and drop feature in a web application that involves a specific component named <Add/>. The web application consists of two boxes: a source box and a target box. Your objective is to allow users to drag the <Add/> component from the source box to the target box.
Please describe in detail how you would approach implementing this drag and drop feature for the <Add/> component. Provide a step-by-step guide outlining the necessary code and interactions to achieve the functionality.