Enhance logging in SessionUsersPanel and ParticipantsPopup for debugging audio and video states. Update useWebRTC to initialize audio/video muted states from the service and add functionality to mute participants and disable their video. Adjust environment variables for server configuration.

client/src/components/SessionUsersPanel.tsx

@@ -30,6 +30,13 @@ function SessionUsersPanel({
 
   const hasLocalStream = localStream !== null;
 
+  // Логируем изменения hasLocalStream для отладки
+  useEffect(() => {
+    console.log(
+      `[SessionUsersPanel] hasLocalStream changed to: ${hasLocalStream}`
+    );
+  }, [hasLocalStream]);
+
   // State для хранения состояния speaking
   const [localSpeaking, setLocalSpeaking] = useState<boolean>(false);
   const lastSentSpeakingRef = useRef<boolean>(false);