Add home.nix

- Change default editor to vim
- Add home.nix with some packages installed for the user
- Remove dmenu, rofi, and kitty nix files

system/app/launcher/dmenu.nix

@@ -1,5 +0,0 @@
-{ config, lib, pkgs, ... }:
-
-{
-  environment.systemPackages = [ pkgs.dmenu ];
-}

system/app/launcher/rofi.nix

@@ -1,5 +0,0 @@
-{ config, lib, pkgs, ... }:
-
-{
-  environment.systemPackages = [ pkgs.rofi ];
-}

system/app/terminal/kitty.nix

@@ -1,5 +0,0 @@
-{ config, lib, pkgs, ... }:
-
-{
-  environment.systemPackages = [ pkgs.kitty ];
-}