🪛 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/zed.nix

@@ -1,6 +1,9 @@
+{ pkgs, ... }:
+
 {
   programs.zed-editor = {
     enable = true;
+    package = pkgs.unstable.zed-editor;
     extensions = [
       "html"
       "catppuccin"