Merge pull request #247 from getmaxun/docker-arm

feat: support arm64 for docker backend

server/Dockerfile

@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/playwright:v1.40.0-jammy
+FROM node:22-slim
 
 # Set working directory
 WORKDIR /app
@@ -50,7 +50,7 @@ RUN apt-get update && apt-get install -y \
 # RUN chmod +x ./start.sh
 
 # Expose the backend port
-EXPOSE 8080
+EXPOSE ${BACKEND_PORT:-8080}
 
 # Start the backend using the start script
 CMD ["npm", "run", "server"]