Metadata API: Root.consistent snapshot should be optional

Metadata API: Root.consistent snapshot should be optional: a task in MiMo-V2.6-RL-oss: Agentic RL Environments (MiMo RL release). Spec: Finally, the root metadata should write the Boolean "consistent snapshot" attribute at the root level of its keys of attributes. If consistent snapshots are not…

The task

Spec: > Finally, the root metadata should write the Boolean "consistent_snapshot" attribute at the root level of its keys of attributes. If consistent snapshots are not written by the repository, then the attribute may either be left unspecified or be set to the False value.…

Part of XiaomiMiMo/MiMo-V2.6-RL-oss.