Update Dockerfile

Dockerfile

@@ -4,6 +4,9 @@ FROM tensorflow/tensorflow:2.15.0
 # Set the working directory in the container
 WORKDIR /app
 
+# Install Node.js and npm
+RUN apt-get update && apt-get install -y nodejs npm
+
 # Copy the requirements file into the container
 COPY requirements.txt .
 
@@ -13,7 +16,7 @@ RUN pip install --no-cache-dir -r requirements.txt
 # Copy the backend and frontend code into the container
 COPY . .
 
-# Build the React frontend
+# Install dependencies and build the React frontend
 RUN npm install --prefix frontend
 RUN npm run build --prefix frontend