Update Dockerfile

Dockerfile

@@ -1,18 +1,24 @@
-FROM node:16
+# Use a specific version of the node image
+FROM node:16-alpine
 
-# Create app directory
-WORKDIR /usr/src/app
+# Set working directory
+WORKDIR /code
 
-# Install app dependencies
-# A wildcard is used to ensure both package.json AND package-lock.json are copied
-# where available (npm@5+)
+# Copy package.json and package-lock.json and install dependencies
 COPY package*.json ./
+RUN npm install --production
 
-RUN npm install
-# If you are building your code for production
-# RUN npm ci --only=production
-
-# Bundle app source
+# Copy the rest of the application files
 COPY . .
 
-CMD [ "node", "index.js" ]
+# Create a directory for temporary files
+RUN mkdir /code/temp
+
+# Expose port
+EXPOSE 7860
+
+# Set user to non-root
+USER node
+
+# Start Node.js application
+CMD ["node", "index.js"]