updated Dockerfile

Author: Muhammad Atif

Dockerfile

@@ -29,4 +29,4 @@ COPY . /app/
 EXPOSE 8000
 
 # Define the command to run your application
-CMD ["gunicorn", "wsgi:application", "--bind", "0.0.0.0:8000"]
+CMD ["gunicorn", "backend.wsgi:application", "--bind", "0.0.0.0:8000"]