collab: Add action to copy room id (#44004)

Adds a `collab: copy room id` action which copies the live kit room name
and session ID to the clipboard.

Release Notes:

- N/A

crates/call/src/call_impl/room.rs

@@ -524,6 +524,16 @@ impl Room {
         self.id
     }
 
+    pub fn room_id(&self) -> impl Future<Output = Option<String>> + 'static {
+        let room = self.live_kit.as_ref().map(|lk| lk.room.clone());
+        async move {
+            let room = room?;
+            let sid = room.sid().await;
+            let name = room.name();
+            Some(format!("{} (sid: {sid})", name))
+        }
+    }
+
     pub fn status(&self) -> RoomStatus {
         self.status
     }