These two files survived the 20-file consolidation in 022036cb.
Both are now fully superseded:
- train_ppo.rs → train_baseline_rl --model ppo
- train_mamba2.rs → train_baseline_supervised --model mamba2
Also updates entrypoint-generic.sh usage examples to reference
the unified binaries (train_baseline_rl, train_baseline_supervised).
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>