Support cloud model paths (s3://, gs://) for fresh training runs#1113

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bthecohen wants to merge 2 commits intoNovaSky-AI:mainfrom

DataDog:ben.cohen/cloud-policy-model-test

Commits on Feb 13, 2026

[skyrl-train] Support cloud model paths (s3://, gs://) for fresh training runs

bthecohen
and
claude
committed

Commits on Feb 17, 2026

Address PR review: restore model config overrides, fix cloud model temp dir cleanup

bthecohen
and
claude
committed