fixed federation

nginx_matrix.conf

@@ -5,17 +5,16 @@ server {
     server_name _;
 
     # required, else the limit is 1mb
-    client_max_body_size 20M;
-
-#    location /_matrix {
-#        proxy_pass http://localhost:8448;
-#        proxy_set_header X-Forwarded-For $remote_addr;
-#    }
+    client_max_body_size 200M;
 
     location / {
         proxy_pass http://localhost:8008;
         proxy_set_header X-Forwarded-For $remote_addr;
     }
 
-}
+    location /.well-known/matrix/server {
+        return 200 '{"m.server": "$host:443"}';
+        add_header Content-Type application/json;
+    }
 
+}