Replace two calibration nodes with a single smart LCSLoadData that
fingerprints VAE weights (sha256 of first decoder weight) and
auto-manages cached calibration files as data/lcs_{fingerprint}.safetensors.
Replace two calibration nodes with a single smart LCSLoadData that
fingerprints VAE weights (sha256 of first decoder weight) and
auto-manages cached calibration files as data/lcs_{fingerprint}.safetensors.