feat: release hand endpoint & button

rooms/room.go

@@ -35,11 +35,10 @@ func (r *Room)InitMaps() {
 // if you are speaking - change nothing
 // if nobody is speaking, set this person as a first speaker
 func (r *Room) RaiseHand(p PersonId, gesture HandGesture) Room {
-	// TODO This is temporary
-	// if (r.CurrentSpeaker == p) {
-	// 	// if person already speaking, should first end speaking
-	// 	return *r
-	// }
+	if (r.CurrentSpeaker == p) {
+		// if person already speaking, should first end speaking
+		return *r
+	}
 	r.ParticipantHands[p] = gesture
 	if r.CurrentSpeaker == PersonId(0) {
 		r.CurrentSpeaker = p