init: add source code from src.zip

src/utils/secureStorage/index.ts

@@ -0,0 +1,17 @@
+import { createFallbackStorage } from './fallbackStorage.js'
+import { macOsKeychainStorage } from './macOsKeychainStorage.js'
+import { plainTextStorage } from './plainTextStorage.js'
+import type { SecureStorage } from './types.js'
+
+/**
+ * Get the appropriate secure storage implementation for the current platform
+ */
+export function getSecureStorage(): SecureStorage {
+  if (process.platform === 'darwin') {
+    return createFallbackStorage(macOsKeychainStorage, plainTextStorage)
+  }
+
+  // TODO: add libsecret support for Linux
+
+  return plainTextStorage
+}