style: format using nixfmt-rfc-style

This will allow sign-in and device verification using QR codes

modules/matrix/default.nix

@@ -124,17 +124,6 @@ in
         enable_room_list_search = true;
         encryption_enabled_by_default_for_room_type = "off";
         event_cache_size = "100K";
-
-        # https://github.com/element-hq/synapse/issues/11203
-        # No YAML deep-merge, so this needs to be in secret extraConfigFiles
-        # together with msc3861
-        #experimental_features = {
-        #  # Room summary API
-        #  msc3266_enabled = true;
-        #  # Rendezvous server for QR Code generation
-        #  msc4108_enabled = true;
-        #};
-
         federation_rr_transactions_per_room_per_second = 50;
         federation_client_minimum_tls_version = "1.2";
         forget_rooms_on_leave = true;
@@ -275,6 +264,19 @@ in
         user_ips_max_age = "28d";
 
         app_service_config_files = config.pub-solar-os.matrix.synapse.app-service-config-files;
+
+        modules = [
+          {
+            module = "matrix_http_rendezvous_synapse.SynapseRendezvousModule";
+            config = {
+              prefix = "/_synapse/client/org.matrix.msc3886/rendezvous";
+            };
+          }
+        ];
+
+        experimental_features = {
+          msc3886_endpoint = "/_synapse/client/org.matrix.msc3886/rendezvous";
+        };
       };
 
       withJemalloc = true;
@@ -286,9 +288,14 @@ in
         "redis"
       ];
 
-      plugins = [ config.services.matrix-synapse.package.plugins.matrix-synapse-shared-secret-auth ];
+      plugins = with config.services.matrix-synapse.package.plugins; [
+        matrix-synapse-shared-secret-auth
+        matrix-http-rendezvous-synapse
+      ];
     };
 
+    systemd.services.matrix-synapse.environment.SYNAPSE_ASYNC_IO_REACTOR = "1";
+
     services.matrix-authentication-service = {
       enable = true;
       createDatabase = true;

modules/nginx-matrix/default.nix

@@ -24,6 +24,14 @@ let
       secure_backup_required = false;
       secure_backup_setup_methods = [ ];
     };
+    "m.integrations" = {
+      managers = [
+        {
+          api_url = "https://dimension.${domain}/api/v1/scalar";
+          ui_url = "https://dimension.${domain}/element";
+        }
+      ];
+    };
   };
   wellKnownServer = domain: { "m.server" = "matrix.${domain}:8448"; };
   wellKnownSupport = {