Paint over what the AI may change; everything you don't paint stays pixel-identical. (Applies when a Result stage edits this image directly.)
brush
Wire modules into a stage and Run. Select: drag empty space to box-select (Ctrl+A = all); pan: Ctrl-drag the canvas. Disconnect: click a wire, or grab an input dot to re-route. Chain a stage's output onward; Cutout keeps real pixels; Compose puts the real product on a background.