refactor: repartition server-side and client-side code

app/.client/components/@settings/index.ts

@@ -0,0 +1,10 @@
+// Core exports
+export { ControlPanel } from './core/ControlPanel';
+// Constants
+export { DEFAULT_TAB_CONFIG, TAB_DESCRIPTIONS, TAB_LABELS } from './core/constants';
+// Shared components
+export { TabTile } from './core/TabTile';
+export type { TabType, TabVisibilityConfig } from './core/types';
+export * from './utils/animations';
+// Utils
+export { getVisibleTabs, reorderTabs, resetToDefaultConfig } from './utils/tab-helpers';