Initial nix-darwin flake for mojo

1 files changed, 46 insertions, 0 deletions

diff --git a/hostnix/mojo/flake.nix b/hostnix/mojo/flake.nix
new file mode 100644
index 0000000..913d702
--- /dev/null
+++ b/hostnix/mojo/flake.nix
@@ -0,0 +1,46 @@
+{
+  description = "nix-darwin system flake";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-25.11-darwin";
+    nixpkgs-unstable.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+    nix-darwin.url = "github:nix-darwin/nix-darwin/nix-darwin-25.11";
+    nix-darwin.inputs.nixpkgs.follows = "nixpkgs";
+  };
+
+  outputs = inputs@{ self, nix-darwin, nixpkgs, nixpkgs-unstable }:
+  let
+    configuration = { pkgs, ... }: {
+      environment.systemPackages = let
+        # TODO is there a better way to do this?
+        pkgsUnstable = import nixpkgs-unstable {
+          localSystem = pkgs.stdenv.system;
+          config.allowUnfree = true;
+        };
+      in
+        [
+          pkgsUnstable.claude-code
+          pkgsUnstable.jujutsu
+        ];
+
+      nix.settings.experimental-features = "nix-command flakes";
+
+      # Set Git commit hash for darwin-version.
+      system.configurationRevision = self.rev or self.dirtyRev or null;
+
+      # Used for backwards compatibility, please read the changelog before changing.
+      # $ darwin-rebuild changelog
+      system.stateVersion = 6;
+
+      # The platform the configuration will be used on.
+      nixpkgs.hostPlatform = "aarch64-darwin";
+
+      nixpkgs.config.allowUnfree = true;
+    };
+  in
+  {
+    darwinConfigurations.mojo = nix-darwin.lib.darwinSystem {
+      modules = [ configuration ];
+    };
+  };
+}