fix(deploy): tune gunicorn for sse traffic

docker-compose.yml

@@ -32,10 +32,16 @@ services:
     volumes:
       - static_data:/app/static
       - media_data:/app/media
-    command: >
-      sh -c "python manage.py migrate &&
-      python manage.py collectstatic --noinput &&
-      gunicorn config.wsgi:application --bind 0.0.0.0:8000"
+    command: >
+      sh -c "python manage.py migrate &&
+      python manage.py collectstatic --noinput &&
+      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: