Add imac host

flake.nix

@@ -33,6 +33,13 @@
       specialArgs = { inherit nix-homebrew; };
     };
 
+    darwinConfigurations."imac" = nix-darwin.lib.darwinSystem {
+      modules = [ 
+        ./hosts/darwin/imac/system.nix
+      ];
+      specialArgs = { inherit nix-homebrew; };
+    };
+
     nixosConfigurations."hs" = nixpkgs.lib.nixosSystem {
       system = "x86_64-linux";
       modules = [
@@ -65,6 +72,12 @@
         extraSpecialArgs = { inherit claude-code nixvim firefox-addons; };
       };
 
+      "yanlin@imac" = home-manager.lib.homeManagerConfiguration {
+        pkgs = nixpkgs.legacyPackages.aarch64-darwin;
+        modules = [ ./hosts/darwin/imac/home.nix ];
+        extraSpecialArgs = { inherit claude-code nixvim firefox-addons; };
+      };
+
       "yanlin@hs" = home-manager.lib.homeManagerConfiguration {
         pkgs = nixpkgs.legacyPackages.x86_64-linux;
         modules = [ ./hosts/nixos/hs/home.nix ];

hosts/darwin/imac/home.nix

@@ -0,0 +1,16 @@
+{ config, pkgs, ... }:
+
+{
+  imports = [
+    ../home-default.nix
+  ];
+
+  # MacBook Air-specific home configuration
+  # Example: Laptop-specific tools, power management, etc.
+  
+  # yt-dlp configuration
+  programs.yt-dlp-custom = {
+    enable = true;
+    downloadDir = "~/Downloads/Videos";
+  };
+}

hosts/darwin/imac/system.nix

@@ -0,0 +1,12 @@
+{ config, pkgs, ... }:
+
+{
+  # MacBook Air-specific configuration
+  networking.computerName = "imac";
+  networking.hostName = "imac";
+  
+  # Import common Darwin configuration
+  imports = [
+    ../system-default.nix
+  ];
+}