unreal engine 5.1 update, level load fixed

Samples/PixelStreaming/WebServers/SFU/platform_scripts/bash/Dockerfile

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+# Copyright Epic Games, Inc. All Rights Reserved.
+
+FROM node:latest
+
+# Make sure Mediasoup requirements are met
+RUN apt -y update
+RUN apt -y install python3-pip
+
+# Copy the Selective Forwarding Unit (SFU) to the Docker build context
+COPY . /opt/SFU
+
+# Install the dependencies for the mediasoup server
+WORKDIR /opt/SFU
+RUN npm update
+RUN npm install .
+
+# Expose TCP port 80 for player WebSocket connections and web server HTTP access
+EXPOSE 40000-49999
+
+# Expose TCP port 8888 for streamer WebSocket connections
+EXPOSE 8889
+
+# Set the signalling server as the container's entrypoint
+ENTRYPOINT ["/usr/local/bin/node", "/opt/SFU/sfu_server.js"]
+