process Welcome Message
suspend fun processWelcomeMessage(welcome: Welcome, configuration: CustomConfiguration = defaultGroupConfiguration): WelcomeBundle
Ingest a TLS-serialized MLS welcome message to join an existing MLS group.
Important: you have to catch the error OrphanWelcome, ignore it and then try to join this group with an external commit.
Return
The conversation ID of the newly joined group. You can use the same ID to decrypt/encrypt messages
Parameters
welcome
TLS-serialized MLS Welcome message
configuration
configuration of the MLS group