Add Evo2 1B SAE recipe + fix Savanna weights_only loading#1579

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NVIDIA-BioNeMo:mainfrom

polinabinder1:evo2-sae-recipe

Commits on May 21, 2026

evo2_megatron: load Savanna HF checkpoints with weights_only=False

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interpretability/sae: add Evo2 1B SAE recipe

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Commits on May 26, 2026