fix(deploy): tune gunicorn for sse traffic

docker-compose.yml

@@ -35,7 +35,13 @@ services:
     command: >
       sh -c "python manage.py migrate &&
       python manage.py collectstatic --noinput &&
-      gunicorn config.wsgi:application --bind 0.0.0.0:8000"
+      gunicorn config.wsgi:application
+      --bind 0.0.0.0:8000
+      --worker-class gthread
+      --workers 2
+      --threads 8
+      --timeout 120
+      --keep-alive 75"
     expose:
       - "8000"
     depends_on: