- Removed the option to not specify any service account and therefore go to a fallback path, to ensure compatibility with ESM - Improved documentation for creating FCM objects with CommonJS and ESM - Added support for Deno - Used new interface for building JWT client Updated dependencies: googleapis -> 156.0.0 @types/async -> 3.2.25 @types/node -> 24.3.0 typescript -> 5.9.2