Update Dockerfile

Dockerfile

@@ -1,3 +1,4 @@
+```dockerfile
 # Use official Python slim image
 FROM python:3.11-slim
 
@@ -7,18 +8,18 @@ ENV PYTHONUNBUFFERED=1
 # Set working directory
 WORKDIR /app
 
-# Copy and install dependencies
+# Install dependencies
 COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
 
-# Copy the app code and .env file
-COPY .env .
-COPY main.py .
-# If you have other modules or folders, copy them too:
+# Copy application code
 COPY . .
 
-# Expose the port your FastAPI app runs on
+# Expose FastAPI port
 EXPOSE 7860
 
-# Run the FastAPI app with Uvicorn
+# Start the app with Uvicorn
+# Ensure GROQ_API_KEY is provided as an environment variable at runtime
 CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]
+```
+