move nginx to dyon dir

hosts/dyon/configuration.nix

@@ -4,6 +4,7 @@
     ../../common/common.nix
     ../../common/nginx.nix
     ../../common/netdata.nix
+    ./nginx.nix
     ./wireguard.nix
   ];
 

hosts/dyon/nginx.nix

@@ -10,6 +10,12 @@
             addresses = [ "[2a02:2970:1002::18]" "46.182.19.48" "[2001:1608:10:25::9249:d69b]" "84.200.70.40"  ];
         };
         appendHttpConfig = ''
+            server {
+                listen turn.entr0py.de:80 default;
+                location ^~ /.well-known/acme-challenge/ {
+                    root /var/www/letsencrypt;
+                }
+            }
             server {
                 listen 0.0.0.0:80 default;
                 listen [::]:80 default;