flux-v2 v4 rev: fix attn_bias+ControlNet conditioning bug (multiply 0.35), bfl-lora to BFL spec (guidance 10, LoRA 0.85), calibration-validated

flux-v2 rev: generic anatomy prompt as default positive, reusable negative node (inert at CFG 1.0, documented)

flux-v2 drafts: bake sweep winners (style-comp guidance 3.0; bfl 4.0 confirmed)

Add flux-v2 workflow drafts: 896x1152 portrait pre-pass, saved crops, hires group, bfl guidance 4.0

Add flux-redux workflow drafts (v1): style+composition (Union-Pro-2.0), fal dev replica, prompt, Replicate schnell replica, BFL depth-lora variant + research notes; frozen starting points in wip/flux-redux/