FcmProvider implements PushTransport via the FCM HTTP v1 API.
Authenticates with a short-lived OAuth2 bearer token minted from a service
account (see FcmTokenSource), replacing the legacy serverKey
API that Google decommissioned in 2024.
FcmProvider(options: FcmProviderOptions)
Creates an FcmProvider.
Parameters
options: FcmProviderOptions
Provider configuration
Since 0.1.0
send(message: PushMessage): Promise<void>
Sends a push notification via the FCM HTTP v1 endpoint.