add conduwuit matrix server

hosts/conduwuit/conduwuit.nix

@@ -0,0 +1,24 @@
+{ pkgs, ... }:
+{
+  services.matrix-conduit = {
+    enable = true;
+    package = pkgs.conduwuit;
+    settings = {
+      global = {
+        database_backend = "rocksdb";
+        new_user_displayname_suffix = "";
+        port = 6167;
+        server_name = "oxapentane.com";
+        address = "0.0.0.0";
+        trusted_servers = [
+          "matrix.org"
+          "matrix.c3d2.de"
+        ];
+        well_known = {
+          client = "https://oxapentane.com";
+          server = "oxapentane.com:443";
+        };
+      };
+    };
+  };
+}