Added Dockerfile

Dockerfile

+# Use a lightweight Node.js image
+FROM node:14-alpine
+
+# Set the working directory
+WORKDIR /app
+
+# Copy package.json and package-lock.json to the working directory
+COPY package*.json ./
+
+# Install dependencies
+RUN npm install --no-optional
+
+# Copy the entire application
+COPY . .
+
+# Build the React application
+RUN npm run build
+
+# Expose the React application port (if needed)
+EXPOSE 3000
+
+# Run the React application
+CMD ["npm", "start"]