Use swayfx overlay rather than package

overlay.nix

@@ -10,7 +10,7 @@ let
   };
   overlay-imported = final: prev: {
     rnix-lsp = inputs.rnix-lsp.defaultPackage."${final.system}";
-    swayfx = inputs.swayfx.packages."${final.system}".default;
+    swayfx = final.swayfx-unwrapped;
 
     # A list of source-style inputs.
     sources = final.lib.attrsets.filterAttrs (name: f: !(builtins.hasAttr "outputs" f)) inputs;
@@ -53,6 +53,8 @@ let
   overlay-asahi = inputs.nixos-m1.overlays.default;
 in
 [
+  inputs.swayfx.overlays.default
+
   (import ./overlays/openrazer)
   overlay-unstable
   overlay-needs-unstable