Update Dockerfile

Dockerfile

@@ -20,15 +20,12 @@ COPY package*.json ./
 # Install the Node.js dependencies
 RUN npm install
 
-# Copy the Flask application code to the working directory
-COPY . .
-
-# Copy the public directory (if exists)
-COPY public /app/public
+# Copy the Flask application code and public directory to the working directory
+COPY app.py .
+COPY public ./public
 
 # Build the React application
 RUN npm run build
-RUN npm install reactflow
 
 # Verify Node.js and npm installation
 RUN node --version && npm --version