unconst/Affine-5czsc2fc98-r490-offline-dpo-hialpha-midrank-lobeta-extrasteps-lora

R490 Offline-DPO LoRA salvage SKIP_LOCAL_TKC p3220 (not a submission)

R490 marsplan Offline-DPO LoRA salvage (TTL insurance; not a submission)

initial commit