Update Dockerfile

Dockerfile

@@ -1,6 +1,15 @@
-FROM python:3.9
-WORKDIR /code
+FROM python:3.10-slim
+
+WORKDIR /app
+
+# Copy all files
 COPY . .
+
+# Install dependencies
 RUN pip install --no-cache-dir -r requirements.txt
+
+# Expose port
 EXPOSE 7860
-CMD ["python", "app.py"]
+
+# Run FastAPI
+CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]