Craftax GPU-resident env behind opt-in vecenv device hooks - #614

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Infatoshi wants to merge 4 commits into

PufferAI:4.0from

Infatoshi:gpu-env

Commits on Jul 22, 2026

craftax: lazy floor generation, compact-obs groundwork, reset pool docs

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claude
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263cffd

Commits on Jul 23, 2026

vecenv: optional device-env hooks + GPU-resident craftax env

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claude
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5fdab71
craftax: compact byte observations in the compiled trainer

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claude
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a9cec9c
craftax: CPU-vs-GPU bitwise parity harness

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claude
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25c0f7f