I want an AlignedDataset class for paired image-to-image training data, selectable as dataset mode…

I want an AlignedDataset class for paired image-to-image training data, selectable as dataset mode…: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). What the agent is asked, how it is graded, what it runs in, and its files.