matrix: move out of module

hosts/vps1/default.nix

@@ -8,6 +8,7 @@
     ./hardware-configuration.nix
     ./gitea.nix
     ./kanidm.nix
+    ./matrix.nix
     ./outline.nix
     ./photoprism.nix
     ../server.nix
@@ -50,7 +51,7 @@
 
   services.openssh.settings.PermitRootLogin = lib.mkForce "prohibit-password";
 
-  modules = rec {
+  modules = {
     services = {
       borgmatic = {
         enable = true;
@@ -67,14 +68,6 @@
         matrixIntegration = true;
       };
       headscale.enable = true;
-      matrix = {
-        enable = true;
-        bridges = {
-          signal = true;
-          whatsapp = true;
-        };
-        usePostgresql = services.postgresql.enable;
-      };
       nginx.enable = true;
       postgresql.enable = true;
     };