♻️ refactor: centralize app settings

src/shared/types/appConfig.ts

@@ -1,12 +1,22 @@
 import type { InstanceRegion } from "./instance";
+import type { AppLocale } from "../locales";
 
 export type PreferredRegion = InstanceRegion | "auto";
+export type AppSchemeMode = "light" | "dark" | "auto";
+
+export interface AppPreferences {
+  schemeMode: AppSchemeMode;
+  accent: string | null;
+  locale: AppLocale;
+  showDebugNav: boolean;
+}
 
 export interface AppConfig {
   version: string;
   gamePath: string | null;
   detectedGamePath: string | null;
   preferredRegion: PreferredRegion;
+  preferences: AppPreferences;
 }
 
 export interface RegionPing {