GridStack Modular Multi-Box Storage [Parametric]

Built upon the Gridfinity Storage Box by Pred (https://www.printables.com/model/543553-gridfinity-storage-box-by-pred-now-parametric), this multi-box storage system allows effortless access to multiple storage boxes while maintaining their stackability. Additionally, the modular handle provides optional portability. The solution also includes optional mounting capabilities for wall installation using a French cleat, although this feature has not yet been tested. Technically, this storage system