Camera path variety — Worker-doable visual axis без gating
После TASK-108 confirmed all 4DGS-native paths gated на parametric models, найден Worker-doable visual variety axis: rendered same trained scene с different camera trajectories. 3 paths shipped (close-up dolly-in, top-down arc, side profile slow tilt). Episode #21 demo на Path C. Bounded by training extent но real visual variety без gating.