Add shell derivate to test CodeQL CLI

Author: rvermeulen

tooling/codeql/codeql-cli/default.nix

@@ -0,0 +1,7 @@
+let
+    nixpkgs = fetchTarball "https://github.com/NixOS/nixpkgs/archive/0e148322b344eab7c8d52f6e59b0d95ba73fb62e.tar.gz";
+    pkgs = (import nixpkgs { config = {}; overlays = []; });
+in
+{
+    codeql-cli_2_16_0 = pkgs.callPackage ./2.16.0.nix {};
+}

tooling/codeql/codeql-cli/shell.nix

@@ -0,0 +1,11 @@
+let
+  nixpkgs = fetchTarball "https://github.com/NixOS/nixpkgs/archive/0e148322b344eab7c8d52f6e59b0d95ba73fb62e.tar.gz";
+  pkgs = (import nixpkgs { config = {}; overlays = []; });
+  codeql = import ./default.nix;
+in
+
+pkgs.mkShell {
+  packages = with codeql; [
+    codeql-cli_2_16_0
+  ];
+}