Fix entrypoint to shutdown faster

Author: gavlyukovskiy

ui/Dockerfile

@@ -13,4 +13,4 @@ COPY public/images /usr/share/nginx/html/images
 COPY nginx-entrypoint.sh /usr/local/bin/nginx-entrypoint.sh
 
 EXPOSE 80
-ENTRYPOINT ["nginx-entrypoint.sh"]
+CMD ["nginx-entrypoint.sh"]

ui/nginx-entrypoint.sh

@@ -5,4 +5,5 @@ window.__CONFIG__ = {
   backendUrl: "${BACKEND_URL}"
 };
 EOF
-nginx -g 'daemon off;'
+
+exec nginx -g 'daemon off;'