Here's my take on quick change magnetic dust ports - fusion files included (parametric as best I could).
Requires 12 8x3mm Neodymium Magnets (Amazon affiliate link) is opposite polarity every other slot. Depending on the tolerances of the magnets / your printer you might need some superglue but most magnets should be a deliberately tight friction fit. Included models are:
The author marked this model as their own original creation.