Abhayn01/arka-advanced-slm-sft-v2-behavior

Add SFT v2 data-mixture audit metadata

ARKA behavior-first SFT v2 final model

Update latest checkpoint pointer to 2963

ARKA SFT v2 checkpoint 2963

Update latest checkpoint pointer to 2250

ARKA SFT v2 checkpoint 2250

Update latest checkpoint pointer to 1500

ARKA SFT v2 checkpoint 1500

Update latest checkpoint pointer to 750

ARKA SFT v2 checkpoint 750

initial commit