Rename modules directory

modules/meta/dev-shell.nix

@@ -0,0 +1,14 @@
+{
+  perSystem =
+    { pkgs, ... }:
+    {
+      devShells.default = pkgs.mkShell {
+        packages = with pkgs; [
+          just
+          lua-language-server
+          lua54Packages.luacheck
+          nixd
+        ];
+      };
+    };
+}

modules/meta/flake-parts.nix

@@ -0,0 +1,7 @@
+{ inputs, ... }:
+
+{
+  imports = [
+    inputs.flake-parts.flakeModules.modules
+  ];
+}

modules/meta/formatting.nix

@@ -0,0 +1,7 @@
+{
+  perSystem =
+    { pkgs, ... }:
+    {
+      formatter = pkgs.nixfmt-rfc-style;
+    };
+}

modules/meta/meta-output.nix

@@ -0,0 +1,7 @@
+{ lib, ... }:
+
+{
+  options.flake.meta = lib.mkOption {
+    type = lib.types.anything;
+  };
+}

modules/meta/systems.nix

@@ -0,0 +1,3 @@
+{
+  systems = [ "x86_64-linux" ];
+}