From 9595f0ec1b8f6f8a632b6b7dfd52c8ddd1ecae4f Mon Sep 17 00:00:00 2001
From: Andrew Haynes <dmm.dev@pm.me>
Date: Thu, 26 Mar 2026 11:18:53 -0400
Subject: [PATCH] ?

---
 flake.nix | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/flake.nix b/flake.nix
index 8b17c25..e33f986 100644
--- a/flake.nix
+++ b/flake.nix
@@ -5,15 +5,19 @@
     self,
     nixpkgs,
   }: let
-    system = "aarch64-darwin"; # Use "x86_64-darwin" for Intel
+    system = "aarch64-darwin";
     pkgs = nixpkgs.legacyPackages.${system};
   in {
     devShells.${system}.default = pkgs.mkShell {
+      # pkg-config is needed for CMake to "see" the library
+      nativeBuildInputs = [pkgs.pkg-config];
       buildInputs = [pkgs.libjpeg_turbo];
 
       shellHook = ''
+        export PKG_CONFIG_PATH="${pkgs.libjpeg_turbo.dev}/lib/pkgconfig:$PKG_CONFIG_PATH"
         export C_INCLUDE_PATH="${pkgs.libjpeg_turbo.dev}/include:$C_INCLUDE_PATH"
         export LIBRARY_PATH="${pkgs.libjpeg_turbo}/lib:$LIBRARY_PATH"
+        echo "✅ Environment ready: libturbojpeg and pkg-config loaded."
       '';
     };
   };