fix docker file

Dockerfile

@@ -1,15 +1,27 @@
-# read the doc: https://huggingface.co/docs/hub/spaces-sdks-docker
-# you will also find guides on how best to write your Dockerfile
-
+# Use the official Python 3.9 image
 FROM python:3.9
 
+# Set the working directory to /code
 WORKDIR /code
 
+# Copy the current directory contents into the container at /code
 COPY ./requirements.txt /code/requirements.txt
 
+# Install requirements.txt 
 RUN pip install --no-cache-dir --upgrade -r /code/requirements.txt
-RUN pip install fastapi uvicorn gradio
 
-COPY . .
+# Set up a new user named "user" with user ID 1000
+RUN useradd -m -u 1000 user
+# Switch to the "user" user
+USER user
+# Set home to the user's home directory
+ENV HOME=/home/user \
+	PATH=/home/user/.local/bin:$PATH
+
+# Set the working directory to the user's home directory
+WORKDIR $HOME/app
+
+# Copy the current directory contents into the container at $HOME/app setting the owner to the user
+COPY --chown=user . $HOME/app
 
 CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "7860"]