Expand Assembled's Salesforce Service Cloud integration to support the Messaging channel as a synchronous support channel. Relevant public documentation: https://help.salesforce.com/s/articleView?id=sf.livemessage_intro.htm&type=5 https://developer.salesforce.com/docs/atlas.en-us.object_reference.meta/object_reference/sforce_api_objects_messagingsession.htm
