Update Dockerfile

Dockerfile

@@ -1,9 +1,9 @@
+# Use the official Node.js image as the base
+FROM node:18 AS build
+
 # Set the working directory inside the container
 WORKDIR /app
 
-# Copy package.json and package-lock.json to the working directory
-COPY package*.json ./
-
 # Copy the entire project to the working directory
 COPY . .
 
@@ -17,6 +17,7 @@ RUN npm install reactflow
 
 RUN npm run build
 
+
 # Use the official Nginx image as the base for serving the built files
 FROM nginx:stable-alpine
 
@@ -37,4 +38,4 @@ EXPOSE 7860
 USER nginx
 
 # Start Nginx when the container launches
-CMD ["nginx", "-g", "daemon off;"]
+CMD ["nginx", "-g", "daemon off;"]