RCPS/RADP adapters v1.0.0

Audited release of the nine final PEFT adapters evaluated in the RCPS camera-ready paper: RADP-aux lambda sweep, RADP-DPO R1-R3, RADP-Distill, and RADP-SimPO. See manifest.json for original and portable hashes, executed configurations, and base-model lineage.