Firebase Admin Node.js SDK v5.1.0

• Added the method getUserByPhoneNumber() to the admin.auth interface. This method enables retrieving user profile information by a phone number.
• createUser() and updateUser() methods now accept a phoneNumber property, which can be used to create users with a phone number field and/or update the phone number associated with a user.
• Added the phoneNumber field to admin.auth.UserRecord, which exposes the phone number associated with a user account.
• Added the phoneNumber field to admin.auth.UserInfo, which exposes the phone number associated with a user account by a linked identity provider.

Firebase Admin Node.js SDK v5.0.1

• Improved the error messages thrown in the case of network and RPC errors. These errors now include outgoing HTTP request details that make it easier to localize and debug issues (#50).
• Implemented support in the user management API for handling photo URLs with special characters (#44).

Firebase Admin Node SDK v5.0.0

• The deprecated serviceAccount property in the admin.App.Options type has been removed in favor of the credential property.
• createdAt and lastSignedInAt properties in admin.auth.UserMetadata has been renamed to creationTime and lastSignInTime. Also these properties now provide UTC formatted string values instead of Date values.
• Initializing the SDK without setting a credential results in an exception.
• Initializing the SDK with a malformed private key string results in an exception.