refactor(numba): migrate intensity backend onto (B,Z,Y,X)#57

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Commits on Jun 2, 2026

feat(accelerator): wire numba intensity backend on the #49 dispatch seam

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refactor(numba): compute max_position inside the numba kernel

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refactor(numba): tidy primitive layer after review

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perf(numba): flatten the labeled image in a numba scan, not numpy

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refactor(numba): trim _detect to HAS_NUMBA; avoid float64 image copy

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perf(numba): enumerate labels via find_objects, not numpy.unique

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perf(numba): compute edge inner-boundary in a kernel, not skimage (2D)

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Commits on Jun 3, 2026