Using A1 mini buffer as AMS hub

This is a remix of this design . The solution was clean but there are some minor improvements that can make it slightly more stable on the spring alignment and also some QOL improvements. Optional: I have added a ptfe removal tool as I find it difficult to remove the ptfe tube from the ams lite filament hub. You will need to insert the ptfe tube before you connect it to the ams filament hub. if you don't intend to use it, you can delete it from the plate or you can download the stl. Things t