Broadcast Messages:
Composing a broadcast Message
Adding a Broadcast Threads and Broadcast Type Message
Chat Thread Order list should not be obscured by Broadcast Messages

Client Settings:
Add a new Class Settings Section in Rooms and Staff Rooms
Allow Staff to Enable/Disable ClassWork in Rooms
Allow Staff to Enable/Disable PBIS in Rooms

Read/Seen Receipts:
"Seen" Message Label for All roles in Staff Rooms and Rooms
"Sent" Message Label for All roles in Staff Rooms and Rooms
Add Message Details Section to see individual recipients
Add "Seen" / "Sent" label to Chat Thread Sidebar
Display unread messages from top to bottom

Mobile Experience:
Persistent sign-in on mobile - native login
Persistent sign-in on mobile - SSO