Customize the dsh UI theme: 12 accent presets, dark-mode aware accents with a contrast guard, density, font family, animation toggle, and raw design-token overrides.

Appearance plugin for DeepSeek Harness: an ordered list of model rules, each carrying its own wallpapers — every image with its own framing and theme color — plus layout mode, opacity, brightness and blur; the background follows the model you switch to, a

Appearance plugin for DeepSeek Harness: custom theme color (PS-style color wheel), background wallpaper with opacity/blur controls, and separate main/settings interface opacity.