fix: some nix eval warnings

modules/home-manager/coding/editors.nix

@@ -1,36 +1,16 @@
 {
   config,
   lib,
+  options,
   pkgs,
   ...
 }:
 with lib; let
   cfg = config.coding.editors;
-in {
-  options.coding.editors = {
-    neovim = {
-      enable = mkEnableOption "neovim with LazyVim configuration";
-    };
-
-    zed = {
-      enable = mkEnableOption "zed editor with custom configuration";
-    };
-  };
-
-  config = mkMerge [
-    # Neovim configuration
-    (mkIf cfg.neovim.enable {
-      programs.neovim = {
-        enable = true;
-        defaultEditor = true;
-        viAlias = true;
-        vimAlias = true;
-        vimdiffAlias = true;
-        withNodeJs = true;
-        withPython3 = true;
-
-        # This is your init.lua content (extraLuaConfig for compatibility with older home-manager)
-        extraLuaConfig = ''
+  # home-manager 26.05+ renamed extraLuaConfig → initLua.
+  # On stable 25.11 initLua does not exist; fall back to extraLuaConfig.
+  hasInitLua = options.programs.neovim ? initLua;
+  lazyVimConfig = ''
     -- Bootstrap lazy.nvim
     local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
     if not vim.loop.fs_stat(lazypath) then
@@ -44,7 +24,6 @@ in {
       })
     end
     vim.opt.rtp:prepend(lazypath)
-
     -- Bootstrap LazyVim via lazy.nvim
     -- Docs: https://github.com/folke/lazy.nvim and https://www.lazyvim.org/
     require("lazy").setup({
@@ -72,9 +51,36 @@ in {
     vim.o.termguicolors = true
     vim.cmd.colorscheme("dracula")
   '';
+in {
+  options.coding.editors = {
+    neovim = {
+      enable = mkEnableOption "neovim with LazyVim configuration";
     };
-    })
-
+    zed = {
+      enable = mkEnableOption "zed editor with custom configuration";
+    };
+  };
+  config = mkMerge [
+    # Neovim configuration
+    (mkIf cfg.neovim.enable (mkMerge [
+      {
+        programs.neovim = {
+          enable = true;
+          defaultEditor = true;
+          viAlias = true;
+          vimAlias = true;
+          vimdiffAlias = true;
+          withNodeJs = true;
+          withPython3 = true;
+        };
+      }
+      # Use initLua on HM 26.05+ (unstable), extraLuaConfig on HM ≤ 25.11 (stable)
+      (
+        if hasInitLua
+        then {programs.neovim.initLua = lazyVimConfig;}
+        else {programs.neovim.extraLuaConfig = lazyVimConfig;}
+      )
+    ]))
     # Zed editor configuration
     (mkIf cfg.zed.enable {
       programs.zed-editor = {
@@ -85,13 +91,11 @@ in {
           ui_font_size = 16;
           buffer_font_size = 16;
           buffer_font_family = "FiraCode Nerd Font";
-
           # Editor Behavior
           vim_mode = true;
           auto_update = false;
           format_on_save = "on";
           load_direnv = "shell_hook";
-
           # AI Features
           features = {
             edit_prediction_provider = "zed";
@@ -100,14 +104,12 @@ in {
             mode = "subtle";
           };
           show_edit_predictions = true;
-
           agent = {
             default_model = {
               provider = "zed.dev";
               model = "claude-sonnet-4";
             };
           };
-
           assistant = {
             version = "2";
             default_model = {
@@ -115,7 +117,6 @@ in {
               model = "claude-4";
             };
           };
-
           # Language Models
           language_models = {
             anthropic = {
@@ -128,7 +129,6 @@ in {
               api_url = "http://localhost:11434";
             };
           };
-
           # Languages Configuration
           languages = {
             Nix = {
@@ -153,7 +153,6 @@ in {
               };
             };
           };
-
           # LSP Configuration
           lsp = {
             rust-analyzer = {
@@ -169,7 +168,6 @@ in {
               };
             };
           };
-
           # Context Servers
           context_servers = {
             some-context-server = {
@@ -182,7 +180,6 @@ in {
               env = {};
             };
           };
-
           # Privacy
           telemetry = {
             metrics = false;
@@ -190,7 +187,6 @@ in {
         };
       };
     })
-
     # Common packages (always installed if either editor is enabled)
     (mkIf (cfg.neovim.enable || cfg.zed.enable) {
       home.packages = with pkgs; [zig];

overlays/default.nix

@@ -3,7 +3,7 @@
   additions = final: prev:
     (import ../pkgs {pkgs = final;})
     # // (inputs.hyprpanel.overlay final prev)
-    // {rose-pine-hyprcursor = inputs.rose-pine-hyprcursor.packages.${prev.system}.default;};
+    // {rose-pine-hyprcursor = inputs.rose-pine-hyprcursor.packages.${prev.stdenv.hostPlatform.system}.default;};
 
   # This one contains whatever you want to overlay
   # You can change versions, add patches, set compilation flags, anything really.
@@ -35,35 +35,35 @@
 
   temp-packages = final: _prev: {
     temp = import inputs.nixpkgs-9e9486b {
-      system = final.system;
+      system = final.stdenv.hostPlatform.system;
       config.allowUnfree = true;
     };
   };
 
   stable-packages = final: _prev: {
     stable = import inputs.nixpkgs-stable {
-      system = final.system;
+      system = final.stdenv.hostPlatform.system;
       config.allowUnfree = true;
     };
   };
 
   pinned-packages = final: _prev: {
     pinned = import inputs.nixpkgs-9472de4 {
-      system = final.system;
+      system = final.stdenv.hostPlatform.system;
       config.allowUnfree = true;
     };
   };
 
   locked-packages = final: _prev: {
     locked = import inputs.nixpkgs-locked {
-      system = final.system;
+      system = final.stdenv.hostPlatform.system;
       config.allowUnfree = true;
     };
   };
 
   master-packages = final: _prev: {
     master = import inputs.nixpkgs-master {
-      system = final.system;
+      system = final.stdenv.hostPlatform.system;
       config.allowUnfree = true;
     };
   };

shells/opencode.nix

@@ -53,7 +53,7 @@ in
         # OpenCode AI coding agent (if inputs are available)
       ]
       ++ lib.optionals (inputs != null)
-      [inputs.opencode.packages.${pkgs.system}.opencode]
+      [inputs.opencode.packages.${pkgs.stdenv.hostPlatform.system}.opencode]
       ++ [
         # Task management for AI coding sessions
         customPackages.td