init

flake.nix

@@ -0,0 +1,29 @@
+{
+  description = "Dev environment with Codex and CODEX_HOME set to the project root.";
+
+  inputs = {
+    nixpkgs-unstable.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+  };
+
+  outputs = { self, nixpkgs-unstable }:
+    let
+      systems = [ "x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin" ];
+      forAllSystems = nixpkgs-unstable.lib.genAttrs systems;
+    in
+    {
+      devShells = forAllSystems (system:
+        let
+          pkgs = import nixpkgs-unstable { inherit system; };
+        in
+        {
+          default = pkgs.mkShell {
+            packages = [
+              pkgs.codex
+            ];
+            shellHook = ''
+              export CODEX_HOME="/home/jawz/Development/gallery-organizer-web/.codex"
+            '';
+          };
+        });
+    };
+}