Create a new PidginChannelJoinDialog widget
Review Request #2672 — Created Oct. 17, 2023 and submitted — Latest diff uploaded
This works with PurpleProtocolConversation using get_channel_join_details, join_channel_async, and join_channel_finish.
Used a half finished implementation in IRCv3 of the join channel functions in
PurplProtocolConversationfor testing.