fix numpy on Nix+Mac issue

Author: bbyalcinkaya

flake.nix

@@ -88,6 +88,9 @@
             k-framework.packages.${system}.pyk-python310
             k-framework.packages.${system}.k
             komet-pyk
+          ] ++ lib.optionals stdenv.isDarwin [
+            gfortran.cc.lib
+            openblas
           ];
 
           dontUseCmakeConfigure = true;
@@ -119,7 +122,10 @@
                   komet-stellar
                 ]
               )
-            } --set KDIST_DIR $out
+            } --set KDIST_DIR $out \
+            ${pkgs.lib.optionalString stdenv.isDarwin ''
+              --set DYLD_LIBRARY_PATH ${gfortran.cc.lib}/lib:${openblas}/lib:$DYLD_LIBRARY_PATH
+            ''}
           '';
 
           passthru = if komet-rust == null && komet-stellar == null then {