Update Dockerfile

Dockerfile

@@ -1,19 +1,20 @@
 FROM node:18
 
-# Create app directory
+# Create app directory with root permissions
 WORKDIR /usr/src/app
 
-# Install app dependencies
-# A wildcard is used to ensure both package.json AND package-lock.json are copied
-# where available (npm@5+)
+# Copy package files and install dependencies
 COPY package*.json ./
-
 RUN npm install
-RUN npm install --save express
-RUN npm install --save ws
 
-# Bundle app source
+# Install necessary packages
+RUN npm install --save express ws
+
+# Copy the rest of the application files
 COPY . .
 
+# Expose the WebSocket port
 EXPOSE 7860
-CMD [ "node", "server.js" ]
+
+# Run the application as root
+CMD ["node", "server.js"]