Update Dockerfile

Dockerfile

@@ -1,15 +1,14 @@
-FROM node:18
+FROM node:20
 
 RUN apt-get update && apt-get install -y git
 
-RUN git clone https://github.com/reaperofssa/ChatNest.git /app
+COPY start.sh /start.sh
+RUN chmod +x /start.sh
 
-WORKDIR /app
-
-RUN npm install cors express mongoose bcrypt axios socket.io body-parser form-data
+RUN mkdir -p /app && chmod -R 777 /app
 
-RUN chmod -R 777 /app
+WORKDIR /app
 
 EXPOSE 7860
 
-CMD ["node", "server.js"]
+CMD ["/start.sh"]