Merge Go frontend (apiserver + xcecli) into meson build

src/nixSupport/xce.nix

@@ -22,7 +22,10 @@ stdenv.mkDerivation {
     pkg-config
     cmake
     go
-    delve
+    go-swag     # swagger doc generation: swag init
+    gotools     # goimports, godoc
+    gopls       # Go language server
+    delve       # Go debugger
     (openssl.overrideAttrs (oldAttrs: {
       separateDebugInfo = true;
     }))
@@ -57,6 +60,7 @@ stdenv.mkDerivation {
       separateDebugInfo = true;
     }))
     packcc
+    cacert
   ]  ++ (if withDebug then [
     (librtti_debug.overrideAttrs (oldattrs: {
       separateDebugInfo = true;
@@ -76,6 +80,6 @@ stdenv.mkDerivation {
     (lib.optional withDebug "--buildtype=debug")
     (lib.optional withAsan "-Db_sanitize=address")
     ("-Dcommit_id=" + myCommitId)
-    #    (lib.optional (!with_debug) "-Dbuildtype=release")
+    "-Dcomponent=xcecore"
   ];
 }