This is a submission for the Hacktoberfest Weekend Challenge: Build for a Friend . What I Built I built RoomTidy for my roommate: a small Windows desktop application that offers a gentle reminder when visible clutter remains in an area they choose. The user selects a fixed-camera area, explicitly saves a tidy reference, and sets preferences such as allowing books while asking for dishes to be removed. RoomTidy compares later pictures with that reference locally. It describes...