How to use align module by vkdt?

I want to integrate your align module to my test project these days.
Now i create a .cfg file with align module by myself as attached.
test_align_cfg.zip (10.1 MB)
But the output seemed not as expected, can anyone kindly help check where I went wrong?

This is a snapshot of the node graph.

not sure what you’re trying to achieve here. if you want to merge several images into one using alignment, select multiple of them in lighttable mode, go to selected imagesmerge into current and then inspect the graph for this current image. might look like: