add support of lib.mkMerge

neovim.nix

@@ -20,12 +20,26 @@
 }:
 
 let
+  plugins' = plugins;
+
+  mergeAttrs = v:
+    if builtins.isList v then
+      lib.foldl lib.recursiveUpdate { } (map mergeAttrs v)
+    else if v ? _type then
+      if v._type == "merge" then mergeAttrs v.contents
+      else if v._type == "if" then lib.optionalAttrs v.condition v.content
+      else builtins.abort "Unsupported attribute"
+    else v;
+in
+let
+  plugins = mergeAttrs plugins';
   inherit (builtins) catAttrs readFile;
 
   myLib = import ./lib.nix { inherit lib substituteAll; } // {
     inherit (nix2lua.lib) toLua LuaNil;
   };
 
+
   pluginParams = neovimPlugins // {
     inherit tree-sitter plugins enableDevIcons enableTabby enableOrgMode;
     themeCfg = theme;