Update Dockerfile

Dockerfile

@@ -1,17 +1,19 @@
-# Use an official Python runtime as a parent image
 FROM python:3.9-slim
 
-# Set the working directory in the container
+# Create a non-root user and switch to it
+RUN useradd -m appuser
 WORKDIR /app
+RUN chown appuser:appuser /app
+USER appuser
 
 # Copy the requirements file into the container
-COPY requirements.txt .
+COPY --chown=appuser:appuser requirements.txt .
 
 # Install any needed packages specified in requirements.txt
 RUN pip install --no-cache-dir -r requirements.txt
 
 # Copy the current directory contents into the container
-COPY . .
+COPY --chown=appuser:appuser . .
 
 # Expose port 7860 (default port for Gradio)
 EXPOSE 7860