nixos/nano: only link /share/nano when nano is enabled

nixos/doc/manual/release-notes/rl-2411.section.md

@@ -147,6 +147,8 @@
   services.shiori.environmentFile = "/path/to/env-file";
   ```
 
+- `/share/nano` is now only linked when `programs.nano.enable` is enabled.
+
 - `libe57format` has been updated to `>= 3.0.0`, which contains some backward-incompatible API changes. See the [release note](https://github.com/asmaloney/libE57Format/releases/tag/v3.0.0) for more details.
 
 - `gitlab` deprecated support for *runner registration tokens* in GitLab 16.0, disabled their support in GitLab 17.0 and will

nixos/modules/config/system-path.nix

@@ -153,7 +153,6 @@ in
         "/sbin"
         "/share/emacs"
         "/share/hunspell"
-        "/share/nano"
         "/share/org"
         "/share/themes"
         "/share/vim-plugins"

nixos/modules/programs/nano.nix

@@ -43,6 +43,7 @@ in
         include "${cfg.package}/share/nano/extra/*.nanorc"
       '') + cfg.nanorc;
       systemPackages = [ cfg.package ];
+      pathsToLink = [ "/share/nano" ];
     };
   };
 }