Pane grey-out after resize or sleep/wake: clear renderer pane cache on layout dirty

First click ignored after focus regain: reset stale prevMouseButtons on focus gain

Input drop during suspension recovery: reduce idle TPS to 5 (not 1) for sub-200ms input latency

Emergency unsuspend on mouse click for systems where IsFocused() doesn’t update after sleep/wake

make install now registers zurm with LaunchServices so Finder “Open With” works for folders

auto_idle config option under [performance]: disable to keep rendering when unfocused (default: true)