Update Dockerfile

Dockerfile

@@ -42,15 +42,17 @@ RUN python3.11 -m pip install --no-cache-dir -r requirements.txt
 RUN npm install -g @playwright/mcp@latest
 
 # Create a non-root user (let system assign UID automatically)
-USER 1000
+RUN useradd -m appuser
+
 # Copy application code and set ownership
 COPY . .
-RUN chown -R 1000:1000 /app
+RUN chown -R appuser:appuser /app
 
 # Make sure the non-root user can access Playwright browsers
 RUN chmod -R 755 /ms-playwright
 
-# Switch to non-root use
+# Switch to non-root user
+USER appuser
 
 # Set environment variables to use the pre-installed browsers
 ENV PLAYWRIGHT_BROWSERS_PATH=/ms-playwright
@@ -64,4 +66,4 @@ ENV GRADIO_SERVER_NAME=0.0.0.0
 ENV GRADIO_SERVER_PORT=7860
 
 # Run the application
-CMD ["python", "app.py"]
+CMD ["python", "app.py"]