Update Dockerfile

Dockerfile

@@ -1,23 +1,27 @@
-# Use a lightweight Python base image
-FROM python:3.10-slim-buster
-
-# Set the working directory in the container
-WORKDIR /app
-
-# Copy requirements.txt and install Python dependencies
-COPY requirements.txt .
-RUN pip install --no-cache-dir -r requirements.txt
-
-# Copy the rest of your application code
-COPY . .
-
-# Ensure the static/uploads directory exists (if not created by your app)
-RUN mkdir -p static/uploads
-
-# Expose the port that Flask will run on (Hugging Face Spaces uses PORT env var)
-EXPOSE 7860
-
-# Command to run your Flask application
-# Hugging Face Spaces will set the PORT environment variable.
-# Your app.py is already set up to use it (os.environ.get('PORT', 7860)).
+# Read the doc: https://huggingface.co/docs/hub/spaces-sdks-docker# you will also find guides on how best to write your Dockerfile
+FROM python:3.9 # Keep this as your Python version
+
+# Create a user with UID 1000 and set as default user
+RUN useradd -m -u 1000 user
+USER user
+
+# Set environment variables for the user
+ENV PATH="/home/user/.local/bin:$PATH"
+WORKDIR /app
+
+# Set HF_HOME environment variable to a writable directory
+# This tells huggingface_hub where to store its cache and downloaded models
+ENV HF_HOME="/app/.cache/huggingface" 
+
+# Copy requirements.txt first to leverage Docker cache
+COPY --chown=user ./requirements.txt requirements.txt
+
+# Install Python dependencies
+RUN pip install --no-cache-dir --upgrade -r requirements.txt
+
+# Copy the rest of your application code
+COPY --chown=user . /app
+
+# Command to run your Flask application
+# It will listen on the PORT environment variable provided by Hugging Face Spaces
 CMD ["python", "app.py"]