Update Dockerfile

Dockerfile

@@ -6,24 +6,29 @@ RUN npm install -g pm2 \
     && apt-get update \
     && apt-get install -y nginx
 
-# Set working directory
+# Set working directory and set permissions
+RUN mkdir -p /app && chown -R node:node /app
+
+# Change the user from root to node
+USER node
+
 WORKDIR /app
 
 # Copy package.json and package-lock.json
-COPY package*.json ./
+COPY --chown=node:node package*.json ./
 
 # Install dependencies
 RUN npm install
 
 # Copy app.js and generate-config.js
-COPY app.js .
-COPY generate-config.js .
+COPY --chown=node:node app.js .
+COPY --chown=node:node generate-config.js .
 
 # Copy NGINX main config file
-COPY nginx.conf /etc/nginx/
+COPY --chown=node:node nginx.conf /etc/nginx/
 
 # Generate config files and start the applications at runtime
 CMD ["sh", "-c", "node generate-config.js && cp default.conf /etc/nginx/conf.d/ && pm2 start ecosystem.config.js && nginx -g 'daemon off;'"]
 
 # Expose ports
-EXPOSE 7860
+EXPOSE 7860