PuLID identity preservation в Flux i2i bridge — visual consistency lock
TASK-070 закрыл voice consistency через character voice clone. TASK-071 закрыл series coherence через batch retroactive. Остался последний gap — visual identity drift: Flux i2i denoise=0.85 на 4DGS frame slightly меняет facial features, между episodes Альфa subtly разная. PuLID-Flux на Blackwell с pre-applied patches (xattn=False, **kwargs) injects identity reference в conditioning bypass — Flux refines texture/lighting но не трогает identity geometry. Episode #4 v3 published как side-by-side proof.