Update Dockerfile

Dockerfile

@@ -1,6 +1,6 @@
 FROM python:3.10
 
-# Create non-root user (HF Spaces recommendation)
+# Create non-root user (recommended by HF)
 RUN useradd -m -u 1000 user
 USER user
 ENV PATH="/home/user/.local/bin:$PATH"
@@ -13,5 +13,5 @@ RUN pip install --no-cache-dir -r requirements.txt
 # Copy app code
 COPY --chown=user . /app
 
-# Run FastAPI on port 7860 (HF Spaces default)
+# Run FastAPI on port 7860 (required by HF Spaces)
 CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]