convolution: validate kernel and agg inputs (#3623)#3624

brendancol wants to merge 2 commits into

xarray-contrib:mainxarray-contrib/xarray-spatial:mainfrom

brendancol:deep-sweep-error-handling-convolution-2026-07-02brendancol/xarray-spatial:deep-sweep-error-handling-convolution-2026-07-02Copy head branch name to clipboard