refactor: use michaotic username throughout, add cli/kitty/zsh configs and docs

hosts/common/default.nix

@@ -6,10 +6,13 @@
     "flakes"
   ];
 
-  users.users.mikl = {
+  # Required when using zsh as user shell
+  programs.zsh.enable = true;
+
+  users.users.michaotic = {
     isNormalUser = true;
     shell = pkgs.zsh;
-    home = "/home/mikl";
+    home = "/home/michaotic";
   };
 
   environment.systemPackages = [

hosts/muscari/default.nix

@@ -31,9 +31,9 @@
   boot.loader.systemd-boot.enable = lib.mkForce false;
   boot.loader.efi.canTouchEfiVariables = lib.mkForce false;
 
-  # SSH ключи для mikl: forgejo .keys endpoint с sha256-pinning
+  # SSH ключи для michaotic: forgejo .keys endpoint с sha256-pinning
   # + hardcoded fallback ключ для восстановления
-  users.users.mikl.openssh.authorizedKeys.keyFiles = [
+  users.users.michaotic.openssh.authorizedKeys.keyFiles = [
     (pkgs.fetchurl {
       url = "https://git.iscg.dev/mikl.keys";
       sha256 = "sha256-4n6QLUPozdhHOmsRCuFn7HR9BU3nF0/GR2E7s5Lpz+Q=";

hosts/poppy/default.nix

@@ -13,15 +13,25 @@
     "flakes"
   ];
 
-  # nix daemon (multi-user install)
-  services.nix-daemon.enable = true;
-
-  users.users.mikl = {
-    home = "/Users/mikl";
+  users.users.michaotic = {
+    home = "/Users/michaotic";
     shell = pkgs.zsh;
   };
 
   environment.systemPackages = [
     pkgs.vim
   ];
-}
+
+  system.stateVersion = 7;
+
+  # Home-manager configuration specific to poppy
+  home-manager.users.michaotic = {
+    imports = [ ../../home/kitty.nix ];
+
+    programs.zsh.shellAliases = {
+      switch = "darwin-rebuild switch --flake .#poppy";
+      update = "nix flake update && darwin-rebuild switch --flake .#poppy";
+      cleanup = "nix-collect-garbage -d";
+    };
+  };
+}