[mirotalksfu] - added raise hand & turn-off audio-video

public/Room.html

@@ -116,6 +116,8 @@ access to use this app.
             <button id="chatButton" class="hidden"><i class="fas fa-comments"></i> Chat</button>
             <button id="fullScreenButton" class="hidden"><i class="fas fa-expand-alt"></i> Full screen</button>
             <button id="swapCameraButton" class="hidden"><i class="fas fa-sync-alt"></i> Swap Cam</button>
+            <button id="raiseHandButton" class="hidden"><i class="fas fa-hand-rock"></i> Raise hand</button>
+            <button id="lowerHandButton" class="hidden"><i class="fas fa-hand-paper"></i> Lower hand</button>
             <button id="startAudioButton" class="hidden"><i class="fas fa-microphone-slash"></i> Start audio</button>
             <button id="stopAudioButton" class="hidden"><i class="fas fa-microphone"></i> Stop audio</button>
             <button id="startVideoButton" class="hidden"><i class="fas fa-video-slash"></i> Start video</button>