added man pages waow

hosts/nixarawrui/default.nix

@@ -390,5 +390,23 @@
     }).run
   ];
 
+  documentation = {
+    enable = true;
+    doc.enable = true; # install /share/doc packages
+    man = {
+      enable = true; # install manpages
+
+      # https://discourse.nixos.org/t/slow-build-at-building-man-cache/52365/4
+      generateCaches = false;
+    };
+    info.enable = true; # install GNU info
+    dev.enable = true; # install docs intended for developers
+    nixos = {
+      enable = true; # install NixOS documentation (ie man -k nix, & nixos-help)
+      options.splitBuild = true;
+      includeAllModules = false;
+    };
+  };
+
   system.stateVersion = "24.11";
 }