Update Dockerfile

Dockerfile

@@ -1,13 +1,18 @@
-FROM python:3.12
+FROM python:3.9
 
 WORKDIR /code
 
 COPY ./requirements.txt /code/requirements.txt
-
 RUN pip install --no-cache-dir --upgrade -r /code/requirements.txt
 
-COPY . .
+# Create a non-root user for HF Spaces
+RUN useradd -m -u 1000 user
+USER user
+ENV HOME=/home/user \
+    PATH=/home/user/.local/bin:$PATH
+
+WORKDIR $HOME/app
 
-EXPOSE 7860
+COPY --chown=user . $HOME/app
 
-CMD ["shiny", "run", "app.py", "--host", "0.0.0.0", "--port", "7860"]
+CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]