Update Dockerfile

Dockerfile

@@ -3,6 +3,7 @@ FROM python:3.11-slim
 # HuggingFace Spaces runs as user 1000 — set it up properly
 RUN useradd -m -u 1000 user
 USER user
+
 ENV PATH="/home/user/.local/bin:$PATH"
 
 WORKDIR /app
@@ -15,10 +16,8 @@ RUN pip install --no-cache-dir --upgrade pip && \
 # Copy app source
 COPY --chown=user . .
 
-# Gradio listens on 7860 by default — HF Docker Spaces expect this port
+# HF Docker Spaces expect port 7860
 EXPOSE 7860
 
-ENV GRADIO_SERVER_NAME="0.0.0.0"
-ENV GRADIO_SERVER_PORT="7860"
-
-CMD ["python", "app.py"]
+# FastAPI via uvicorn — 0.0.0.0 required for HF to route traffic in
+CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]