Apr 20

1. 21:52

   clean import in iter_orderbook_slug_pairs

   commanderzee
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   04c7223
2. 21:52

   stream orderbook row-groups via pyarrow (fix OOM, peak 5MB/slug)

   commanderzee
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   33056f8
3. 19:57

   batch-load orderbook (fix OOM on 37GB BTC parquet)

   commanderzee
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   bb9919b
4. 06:15

   v1_arb trainer code for sol

   commanderzee
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   9a6e556