Update Dockerfile

Dockerfile

@@ -1,15 +1,15 @@
-FROM node:16
+# Use a specific version of the node image
+FROM node:16-alpine
 
 # Set working directory
 WORKDIR /code
 
-# Copy Node.js application files
-COPY ./index.js /code/index.js
-COPY ./package.json /code/package.json
-COPY ./package-lock.json /code/package-lock.json
+# Copy package.json and package-lock.json and install dependencies
+COPY package*.json ./
+RUN npm install --production
 
-# Install Node.js dependencies
-RUN npm install
+# Copy the rest of the application files
+COPY . .
 
 # Expose port
 EXPOSE 7860