Oct 4 27 days ago

1. 08:32

   fix: restore grad_ckpt and safe micro 8 accum 8 for zero-OOM guarantee on T4

   ViuAI
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   96be75f
2. 08:25

   perf: disable grad_ckpt on T4 and enlarge loss chunk_size to 2048 for 10k+ tok/s

   ViuAI
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   7d4c3f5
3. 07:48

   refactor: consolidate pure 32L Dense architecture, purge MoE files, audit hardening

   ViuAI
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   3a5d3e5