Wall Mountable Foldable Hook (Print in Place)

I want to clarify that I am not the original designer of this hook. The design was created by Jack, who generously released it into the Public Domain. Utilizing the file he published, I have adapted and generated hooks in various sizes and widths, ranging from 12mm to 30mm. Specifically, the 15mm version of the hook was rigorously tested and proved capable of supporting a load of 4 kg without any issues, using Sunlu PLA Meta filament. However, it's important to note that I have not conducted tests for heavier loads. Based on its design, I believe this hook is not intended for more demanding tasks, and I do not plan to use it for heavier workloads. If you intend to use this hook for any valuable items, I strongly recommend conducting your own tests to ensure its safety and reliability.Printing InstructionsThe hook is designed in such a way that it does not require supports or brims, provided that your print bed is properly cleaned. It's advisable to avoid using brims, as they mi