Add Chaotic Nyx, and put Firefly on sway-git. My flickering is finally solved.

flake.nix

@@ -9,6 +9,11 @@
     };
 
     nur.url = "github:nix-community/NUR";
+    chaotic = {
+      url = "github:chaotic-cx/nyx/nyxpkgs-unstable";
+      inputs.nixpkgs.follows = "unstable";
+    };
+
     blender-bin.url = "https://flakehub.com/f/edolstra/blender-bin/1.0.9.tar.gz";
     hardware.url = "github:nixos/nixos-hardware/master";
 
@@ -26,6 +31,7 @@
     unstable,
     home-manager,
     nur,
+    chaotic,
     blender-bin,
     hardware,
     lanzaboote,
@@ -39,6 +45,7 @@
       specialArgs = {
         inherit
           unstable
+	  chaotic
           hardware
           lanzaboote
           mailserver