Update Dockerfile

Dockerfile

@@ -1,33 +1,28 @@
-# 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 Docker image as the base image 
-FROM python:3.9 
-
-# sets working directory inside the container to /code. 
-# this is where we'll copy our application code and dependencies later
+# Use the official Python 3.9 image
+FROM python:3.9
+ 
+# Set the working directory to /code
 WORKDIR /code
-
-# copies the requirements.txt file from our local to /code directory inside the container
+ 
+# Copy the current directory contents into the container at /code
 COPY ./requirements.txt /code/requirements.txt
-
-# install the packages listed in requirements.txt
+ 
+# Install requirements.txt 
 RUN pip install --no-cache-dir --upgrade -r /code/requirements.txt
-
-# create new user named user with a user ID of 1000
-# switch to that user
-# ENV command sets the HOME and PATH environment variables
+ 
+# Set up a new user named "user" with user ID 1000
 RUN useradd -m -u 1000 user
-USER user 
-ENV HOME=/home/user 
-ENV PATH=/home/user/.local/bin:$PATH
-
-# sets the working directory inside the container to $HOME/user/app
+# Switch to the "user" user
+USER user
+# Set home to the user's home directory
+ENV HOME=/home/user \\
+    PATH=/home/user/.local/bin:$PATH
+ 
+# Set the working directory to the user's home directory
 WORKDIR $HOME/app
-
-# copy the our local directory contents into /home/user/app directory inside the container
+ 
+# Copy the current directory contents into the container at $HOME/app setting the owner to the user
 COPY --chown=user . $HOME/app
-
-# run when the container starts
-# starts the FastAPI app using uvicorn and port 7860
+ 
+# Start the FastAPI app on port 7860, the default port expected by Spaces
 CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]