feat: logout route and button

rooms/room.go

@@ -117,6 +117,16 @@ gestureIteration:
 	r.CurrentSpeaker = nextSpeakerId
 }
 
+func (r *Room) PersonToStandUpFromTable(p PersonId) {
+	r.ReleaseHand(p)
+	if slices.Contains(r.Paricipants, p) {
+		updated := slices.DeleteFunc(r.Paricipants,  func(sittingPerson PersonId) bool {
+			return sittingPerson == p
+		})
+		r.Paricipants = updated
+	}
+}
+
 // find place to start - separate function
 // current speaker level, searched gesture level, room marks
 // if search level >= current speaker start from speaker