build(nix): add luajit and lgi support

flake.nix

@@ -106,9 +106,11 @@
         program = "${pkgs.ironbar}/bin/ironbar";
       };
     });
+
     devShells = genSystems (system: let
       pkgs = pkgsFor system;
       rust = mkRustToolchain pkgs;
+
     in {
       default = pkgs.mkShell {
         packages = with pkgs; [
@@ -128,11 +130,15 @@
           gsettings-desktop-schemas
           libxkbcommon
           libpulseaudio
+          luajit
+          luajitPackages.lgi
         ];
 
         RUST_SRC_PATH = "${rust}/lib/rustlib/src/rust/library";
       };
+
     });
+
     homeManagerModules.default = {
       config,
       lib,

nix/default.nix

@@ -14,6 +14,8 @@
   libxkbcommon,
   libpulseaudio,
   openssl,
+  luajit,
+  luajitPackages,
   pkg-config,
   hicolor-icon-theme,
   rustPlatform,
@@ -30,11 +32,28 @@
       name = "ironbar";
       path = lib.cleanSource ../.;
     };
-    nativeBuildInputs = [pkg-config wrapGAppsHook gobject-introspection];
-    buildInputs = [gtk3 gdk-pixbuf glib gtk-layer-shell glib-networking shared-mime-info gnome.adwaita-icon-theme hicolor-icon-theme gsettings-desktop-schemas libxkbcommon libpulseaudio openssl];
-    propagatedBuildInputs = [
+    nativeBuildInputs = [ pkg-config wrapGAppsHook gobject-introspection ];
+
+    buildInputs = [
       gtk3
+      gdk-pixbuf
+      glib
+      gtk-layer-shell
+      glib-networking
+      shared-mime-info
+      gnome.adwaita-icon-theme
+      hicolor-icon-theme
+      gsettings-desktop-schemas
+      libxkbcommon
+      libpulseaudio
+      openssl
+      luajit
     ];
+
+    propagatedBuildInputs = [  gtk3 ];
+
+    lgi = luajitPackages.lgi;
+
     preFixup = ''
       gappsWrapperArgs+=(
         # Thumbnailers
@@ -45,6 +64,10 @@
 
         # gtk-launch
         --suffix PATH : "${lib.makeBinPath [ gtk3 ]}"
+
+        # cairo
+        --prefix LUA_PATH : "./?.lua;${lgi}/share/lua/5.1/?.lua;${lgi}/share/lua/5.1/?/init.lua;${luajit}/share/lua/5.1/\?.lua;${luajit}/share/lua/5.1/?/init.lua"
+        --prefix LUA_CPATH : "./?.so;${lgi}/lib/lua/5.1/?.so;${luajit}/lib/lua/5.1/?.so;${luajit}/lib/lua/5.1/loadall.so"
       )
     '';
     passthru = {

shell.nix

@@ -10,6 +10,8 @@ pkgs.mkShell {
     gcc
     openssl
     libpulseaudio
+    luajit
+    luajitPackages.lgi
   ];
 
   nativeBuildInputs = with pkgs; [