New int knob (0 = quiet): >=2 passes the level into the inner runLma so its
existing per-step line prints (good/done flags, full/pure RMS, lambda), with a
CuasPoseRT header attributing each block to its scene + outer cycle; 3-4 =
the solver's deeper dumps. Shared IntersceneLma untouched.
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>