feat: Update Dockerfile

Dockerfile

@@ -1,2 +1,20 @@
-FROM alpine:3.17.2
-CMD ["echo", "Hello World!"]
+# Use Node.js 14 LTS version as base image
+FROM node:14
+
+# Set the working directory in the container
+WORKDIR /app
+
+# Copy package.json and package-lock.json to the working directory
+COPY package*.json ./
+
+# Install dependencies
+RUN npm install
+
+# Copy all files from the current directory to the working directory in the container
+COPY . .
+
+# Expose the port the app runs on
+EXPOSE 3000
+
+# Command to run the application
+CMD ["node", "index.js"]