refactor nix module list

modules/flake-module.nix

@@ -1,22 +1,19 @@
 { lib, ... }:
 {
-  flake.nixosModules = {
-    gitea.imports = [
-      ./gitea.nix
-    ];
-
-    desktop.imports = [
-      ./desktop.nix
-    ];
-
-    dev.imports = [ ./dev.nix ];
-    nix-defaults.imports = [ ./nix-defaults.nix ];
-    tailscale.imports = [ ./tailscale.nix ];
-    user-rpqt.imports = [ ./user-rpqt.nix ];
-    hardened-ssh-server.imports = [ ./hardened-ssh-server.nix ];
-    nextcloud.imports = [ ./nextcloud.nix ];
-    radicle.imports = [ ./radicle.nix ];
-
+  flake.nixosModules =
+    (
+      (builtins.readDir ./.)
+      |> lib.filterAttrs (path: type: type == "regular" && (lib.hasSuffix ".nix" path))
+      |> lib.mapAttrs' (
+        path: _: {
+          name = lib.removeSuffix ".nix" path;
+          value = {
+            imports = [ ./${path} ];
+          };
+        }
+      )
+    )
+    // {
       server.imports = [
         ./motd.nix
       ];