Implement refineShardKey oplog c entry to update the CSS

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    • Type: Task
    • Resolution: Unresolved
    • Priority: Major - P3
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    • Catalog and Routing
    • CAR Team 2026-03-16
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      In order to implement refineShardKey we won't be issuing oplog c entries for the delta format in authoritative shards.

      Instead we want to create a new oplog c entry containing the new shard key such that we'll transactionally change the entire CSS with the new shard key.

            Assignee:
            Pol Pinol
            Reporter:
            Jordi Olivares Provencio
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              Created:
              Updated: