remove default.nix

default.nix

-with (import <nixpkgs> {});
-let
-  LLP = with pkgs; [
-    gcc11
-    cudatoolkit
-    linuxPackages.nvidia_x11
-    go
-    cmake
-  ];
-  LD_LIBRARY_PATH = pkgs.lib.makeLibraryPath LLP;
-in  
-stdenv.mkDerivation {
-  name = "ollama-env";
-  buildInputs = LLP;
-  src = null;
-  # IMPORTANT: Edit ./llm/generate/gen_linux.sh
-  shellHook = ''
-    SOURCE_DATE_EPOCH=$(date +%s)
-    export LD_LIBRARY_PATH=${LD_LIBRARY_PATH}
-    export CUDA_LIB_DIR=${cudatoolkit.out}/lib
-    export CUDART_LIB_DIR=${cudatoolkit.lib}/lib
-    export NVCC_PREPEND_FLAGS='-ccbin ${gcc11}/bin/'
-  '';
-}