feat(app): add keyboard shortcut to cycle themes

packages/app/src/app/_layout.tsx

@@ -14,7 +14,7 @@ import { BottomSheetModalProvider } from "@gorhom/bottom-sheet";
 import { PortalProvider } from "@gorhom/portal";
 import { VoiceProvider } from "@/contexts/voice-context";
 import { useAppSettings } from "@/hooks/use-settings";
-import { THEME_TO_UNISTYLES } from "@/styles/theme";
+import { THEME_TO_UNISTYLES, type ThemeName } from "@/styles/theme";
 import { useFaviconStatus } from "@/hooks/use-favicon-status";
 import { View, Text } from "react-native";
 import { UnistylesRuntime, useUnistyles } from "react-native-unistyles";
@@ -358,6 +358,8 @@ interface AppContainerProps {
   chromeEnabled?: boolean;
 }
 
+const THEME_CYCLE_ORDER: ThemeName[] = ["dark", "zinc", "midnight", "claude", "ghostty", "light"];
+
 function AppContainer({
   children,
   selectedAgentId,
@@ -365,6 +367,7 @@ function AppContainer({
 }: AppContainerProps) {
   const { theme } = useUnistyles();
   const daemons = useHosts();
+  const { settings, updateSettings } = useAppSettings();
   const toggleAgentList = usePanelStore((state) => state.toggleAgentList);
   const toggleFileExplorer = usePanelStore((state) => state.toggleFileExplorer);
   const toggleBothSidebars = usePanelStore((state) => state.toggleBothSidebars);
@@ -373,6 +376,12 @@ function AppContainer({
   const agentListOpen = usePanelStore((state) => state.desktop.agentListOpen);
   const sidebarWidth = usePanelStore((state) => state.sidebarWidth);
 
+  const cycleTheme = useCallback(() => {
+    const currentIndex = THEME_CYCLE_ORDER.indexOf(settings.theme as ThemeName);
+    const nextIndex = (currentIndex + 1) % THEME_CYCLE_ORDER.length;
+    void updateSettings({ theme: THEME_CYCLE_ORDER[nextIndex]! });
+  }, [settings.theme, updateSettings]);
+
   const isCompactLayout = useIsCompactFormFactor();
   const chromeEnabled = chromeEnabledOverride ?? daemons.length > 0;
 
@@ -413,6 +422,7 @@ function AppContainer({
     toggleFileExplorer,
     toggleBothSidebars,
     toggleFocusMode,
+    cycleTheme,
   });
 
   const containerStyle = useMemo(

packages/app/src/hooks/use-keyboard-shortcuts.ts

@@ -35,6 +35,7 @@ export function useKeyboardShortcuts({
   toggleFileExplorer,
   toggleBothSidebars,
   toggleFocusMode,
+  cycleTheme,
 }: {
   enabled: boolean;
   isMobile: boolean;
@@ -43,6 +44,7 @@ export function useKeyboardShortcuts({
   toggleFileExplorer?: () => void;
   toggleBothSidebars?: () => void;
   toggleFocusMode?: () => void;
+  cycleTheme?: () => void;
 }) {
   const pathname = usePathname();
   const hosts = useHosts();
@@ -267,6 +269,11 @@ export function useKeyboardShortcuts({
             toggleFocusMode();
           }
           return true;
+        case "theme.cycle":
+          if (cycleTheme) {
+            cycleTheme();
+          }
+          return true;
         case "command-center.toggle": {
           const store = useKeyboardShortcutsStore.getState();
           if (!store.commandCenterOpen) {
@@ -413,6 +420,7 @@ export function useKeyboardShortcuts({
     };
   }, [
     bindings,
+    cycleTheme,
     enabled,
     isMobile,
     openProjectPickerAction,

packages/app/src/keyboard/actions.ts

@@ -43,6 +43,7 @@ export type KeyboardActionId =
   | "worktree.new"
   | "worktree.archive"
   | "view.toggle.focus"
+  | "theme.cycle"
   | "message-input.action";
 
 export type KeyboardShortcutPayload =

packages/app/src/keyboard/keyboard-shortcuts.ts

@@ -744,6 +744,32 @@ const SHORTCUT_BINDINGS: readonly ShortcutBinding[] = [
     },
   },
 
+  // --- Theme cycling ---
+  {
+    id: "theme-cycle-cmd-shift-t-mac",
+    action: "theme.cycle",
+    combo: "Cmd+Alt+T",
+    when: { mac: true, commandCenter: false },
+    help: {
+      id: "cycle-theme",
+      section: "panels",
+      label: "Cycle theme",
+      keys: ["mod", "alt", "T"],
+    },
+  },
+  {
+    id: "theme-cycle-ctrl-alt-t-non-mac",
+    action: "theme.cycle",
+    combo: "Ctrl+Alt+T",
+    when: { mac: false, commandCenter: false, terminal: false },
+    help: {
+      id: "cycle-theme",
+      section: "panels",
+      label: "Cycle theme",
+      keys: ["mod", "alt", "T"],
+    },
+  },
+
   // --- Message input ---
   {
     id: "message-input-voice-toggle-cmd-shift-d-mac",