[SSL] re-add nginx site.conf

data/conf/nginx/site.conf

@@ -0,0 +1,10 @@
+server_tokens off;
+proxy_cache_path /tmp levels=1:2 keys_zone=sogo:10m inactive=24h  max_size=1g;
+server_names_hash_bucket_size 64;
+
+map $http_x_forwarded_proto $client_req_scheme {
+     default $scheme;
+     https https;
+}
+
+include /etc/nginx/conf.d/sites.active;