Update Dockerfile

Dockerfile

@@ -1,19 +1,26 @@
 #Use the official Node.js image.
 FROM node
-# Set the working directory.
-WORKDIR /usr/src/app
+# Switch to the "node" user
+USER node
 
-# Copy package.json and package-lock.json.
-COPY package*.json ./
+# Set home to the user's home directory
+ENV HOME=/home/node \
+	  PATH=/home/node/.local/bin:$PATH
 
-# Install dependencies.
-RUN npm install express body-parser
+# Set the working directory to the user's home directory
+WORKDIR $HOME/app
 
-# Copy the rest of the application code.
-COPY . .
+# Moving file to user's home directory
+ADD . $HOME/app
 
-# Expose the port the app runs on.
-EXPOSE 3000
+# Copy the current directory contents into the container at $HOME/app setting the owner to the user
+COPY --chown=node . $HOME/app
 
-# Command to run the app.
-CMD ["node", "app.js"]
+# Loading Dependencies
+RUN npm install
+
+# Expose application's default port
+EXPOSE 7860
+
+# Entry Point
+ENTRYPOINT ["nodejs", "./index.js"]