Merge Go frontend (apiserver + xcecli) into meson build

src/nixSupport/xcecli.nix

@@ -0,0 +1,32 @@
+{
+  lib,
+  stdenv,
+  pkgs,
+  myCommitId,
+  ...
+}:
+
+stdenv.mkDerivation {
+  pname = "xcecli";
+  version = "0.0.1";
+
+  src = ./..;
+
+  nativeBuildInputs = with pkgs; [
+    meson
+    ninja
+    go
+    cacert
+    which
+    findutils
+  ];
+
+  build-system = [ pkgs.meson ];
+
+  impureEnvVars = [ "HOME" ];
+
+  mesonFlags = [
+    "-Dcomponent=xcecli"
+    ("-Dcommit_id=" + myCommitId)
+  ];
+}