Update Dockerfile

Dockerfile

@@ -13,6 +13,8 @@ RUN uv pip install -r requirements.txt
 COPY --chown=user . /app
 RUN mkdir -p /app/__marimo__ && \
     chown -R user:user /app && \
-    chmod -R 755 /appUSER user
+    chmod -R 755 /app
+    
+USER user
 
 CMD ["marimo", "run", "app.py", "--include-code", "--host", "0.0.0.0", "--port", "7860"]