🪛 Unstable in home-manager, new wallpapers, .NET

- Added unstable overlay in order to fetch pkgs from unstable
- Changed Zed-editor to unstable
- Commented turn off screen timeout, still buggy
- Added new Catppuccin wallpapers
- Changed secondary colours on lock screen to fit wallpaper
- Removed <i/> on lock screen
- Added Rider, .NET 9 adn ASP.NET 9
- Readded EDITOR env to nvim

home-manager/development/nixvim/default.nix

@@ -2,6 +2,8 @@
 {
   catppuccin.nvim.enable = true;
 
+  home.sessionVariables.EDITOR = "nvim";
+
   programs.nixvim = {
     enable = true;
     clipboard.providers.wl-copy.enable = true;