refactor: move neovim to home-manager, add nix.gc, bump home.stateVersion to 25.11

configuration.nix

@@ -13,6 +13,12 @@
 
 
   nix.settings.experimental-features = [ "nix-command" "flakes" ];
+  nix.settings.auto-optimise-store = true;
+  nix.gc = {
+    automatic = true;
+    dates = "weekly";
+    options = "--delete-older-than 7d";
+  };
   # Bootloader.
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
@@ -139,8 +145,6 @@
     packages = with pkgs; [
       kdePackages.kate
       nodejs
-      git
-      neovim
     #  thunderbird
     ];
   };

home.nix

@@ -45,7 +45,6 @@
 
   programs.git = {
     enable = true;
-
     settings = {
       user = {
         name = "Aloys23";
@@ -57,8 +56,14 @@
     };
   };
 
+  programs.neovim = {
+    enable = true;
+    withRuby = false;
+    withPython3 = false;
+  };
+
   # 这个版本号不要改！它不是软件版本，而是系统状态标识
-  home.stateVersion = "23.11";
+  home.stateVersion = "25.11";
 
 
   # 让 Home Manager 管理自己