>>25631726
if you play mcgyver, you can take a pen, glue and a bead loosely fittin in the pen body, cut out a window on the pen body, so you can feel the location of the bead inside
then glue the thing to the door handle
you might want to choose a fitting handle
before opening, you might want to put your finger on the bead, and if the handle was rotated, then bead would be movned