Mouse trap 2-gallon bucket

Ok this project has been a nightmare.  I just wanted a mouse trap built into a bucket lid for a 2-gallon Lowes or home depot bucket.  I based the design off other walk the plank mouse traps and modeled it all from the ground up with my own tweaks.  I added extra thickness to the back of the plank to make it tip later and reset better, I added a ladder holder built in, designed a print in place hinged ladder to go with it, and added a bait holder. Then when it was all done it was 1% too smal