Allow signalr https://wiki.servarr.com/prowlarr/system#could-not-connect-to-signalr

https://github.com/alexbelgium/hassio-addons/issues/757

radarr/rootfs/etc/nginx/servers/ingress.conf

@@ -13,6 +13,11 @@ server {
        proxy_read_timeout 30m;
        proxy_pass         http://127.0.0.1:7878;
 
+       # Allow signalr
+       proxy_http_version 1.1;
+       proxy_set_header Upgrade $http_upgrade;
+       proxy_set_header Connection $http_connection;
+
        # Correct base_url
        proxy_set_header Accept-Encoding "";
        sub_filter_once off;