Added the possibility to mark as a single conversation in the API type
inbox. This allows the conversation builder to search for the last
conversation.
I thought about searching for the last conversation with created_at:
desc order, as is done in some channels... but I didn't change the way
the conversation is searched.
Fixes: #7726
Co-authored-by: Sojan Jose <sojan@pepalo.com>
Adds the ability to lock conversation to a single thread for Whatsapp and Sms Inboxes when using outbound messages.
demo: https://www.loom.com/share/c9e1e563c8914837a4139dfdd2503feffixes: #4975
Co-authored-by: Nithin David <1277421+nithindavid@users.noreply.github.com>
