refactor: update storage management to use centralized storage configuration and improve README documentation

services/storageConfig.ts

@@ -0,0 +1,20 @@
+// Define a simple storage configuration service
+export interface StorageConfig {
+  storageType: string | undefined;
+  getStorageType: () => string | undefined;
+  setStorageType: (type: string | undefined) => void;
+}
+
+// Create a singleton instance
+export const storageConfig: StorageConfig = {
+  // Default to undefined (will fallback to local storage)
+  storageType: undefined,
+
+  getStorageType() {
+    return this.storageType;
+  },
+
+  setStorageType(type: string | undefined) {
+    this.storageType = type;
+  },
+};