nixos/modules/nixpkgs: Add roberth to meta.maintainers

... and CODEOWNERS

.github/CODEOWNERS

@@ -100,6 +100,8 @@ nixos/modules/installer/tools/nix-fallback-paths.nix  @NixOS/nix-team @raitobeza
 /nixos/lib/eval-config.nix                            @infinisil
 /nixos/modules/system/activation/bootspec.nix         @grahamc @cole-h @raitobezarius
 /nixos/modules/system/activation/bootspec.cue         @grahamc @cole-h @raitobezarius
+/nixos/modules/misc/nixpkgs.nix                       @roberth
+/nixos/modules/misc/nixpkgs/read-only.nix             @roberth
 
 # NixOS integration test driver
 /nixos/lib/test-driver  @tfc

nixos/lib/eval-config-minimal.nix

@@ -37,7 +37,10 @@ let
   #       In other words, only the public interface of nixos.evalModules
   #       is experimental.
   lib.evalModules {
-    inherit prefix modules;
+    inherit prefix;
+    modules = [
+      ../modules/misc/meta.nix
+    ] ++ modules;
     class = "nixos";
     specialArgs = {
       modulesPath = builtins.toString ../modules;

nixos/modules/misc/nixpkgs.nix

@@ -397,4 +397,7 @@ in
 
   # needs a full nixpkgs path to import nixpkgs
   meta.buildDocsInSandbox = false;
+  meta.maintainers = [
+    lib.maintainers.roberth
+  ];
 }

nixos/modules/misc/nixpkgs/read-only.nix

@@ -71,4 +71,7 @@ in
     nixpkgs.hostPlatform = cfg.pkgs.stdenv.hostPlatform;
     nixpkgs.buildPlatform = cfg.pkgs.stdenv.buildPlatform;
   };
+  meta.maintainers = [
+    lib.maintainers.roberth
+  ];
 }