chore: fix code formatting and test setup

- Format Rust code with rustfmt (misc.rs, types.rs)
- Format TypeScript/React code with Prettier (4 files)
- Fix ProviderList test by wrapping with QueryClientProvider

src/components/AppSwitcher.tsx

@@ -11,7 +11,12 @@ interface AppSwitcherProps {
 
 const ALL_APPS: AppId[] = ["claude", "codex", "gemini", "opencode"];
 
-export function AppSwitcher({ activeApp, onSwitch, visibleApps, compact }: AppSwitcherProps) {
+export function AppSwitcher({
+  activeApp,
+  onSwitch,
+  visibleApps,
+  compact,
+}: AppSwitcherProps) {
   const handleSwitch = (app: AppId) => {
     if (app === activeApp) return;
     onSwitch(app);

src/components/providers/forms/hooks/useModelState.ts

@@ -31,15 +31,15 @@ export function useModelState({
     if (lastConfigRef.current === settingsConfig) {
       return;
     }
-    
+
     if (isUserEditingRef.current) {
       isUserEditingRef.current = false;
       lastConfigRef.current = settingsConfig;
       return;
     }
-    
+
     lastConfigRef.current = settingsConfig;
-    
+
     try {
       const cfg = settingsConfig ? JSON.parse(settingsConfig) : {};
       const env = cfg?.env || {};

src/components/settings/AppVisibilitySettings.tsx

@@ -22,7 +22,10 @@ const APP_CONFIG: Array<{
   { id: "opencode", icon: "opencode", nameKey: "apps.opencode" },
 ];
 
-export function AppVisibilitySettings({ settings, onChange }: AppVisibilitySettingsProps) {
+export function AppVisibilitySettings({
+  settings,
+  onChange,
+}: AppVisibilitySettingsProps) {
   const { t } = useTranslation();
 
   const visibleApps: VisibleApps = settings.visibleApps ?? {
@@ -51,7 +54,9 @@ export function AppVisibilitySettings({ settings, onChange }: AppVisibilitySetti
   return (
     <section className="space-y-2">
       <header className="space-y-1">
-        <h3 className="text-sm font-medium">{t("settings.appVisibility.title")}</h3>
+        <h3 className="text-sm font-medium">
+          {t("settings.appVisibility.title")}
+        </h3>
         <p className="text-xs text-muted-foreground">
           {t("settings.appVisibility.description")}
         </p>