feat: nvim man pager

users/common/default.nix

@@ -2,6 +2,7 @@
   imports = [
     ./shells/alias.nix
     ./shells/zsh
+    ./shells/pager.nix
 
     ./programs/gpg
   ];

users/common/programs/streamdeck.nix

@@ -32,8 +32,8 @@
           };
         };
         brightness = 99; # brighness value between 0 and 99
-        display_timeout = 1800; # dimmer timeout in seconds
-        brightness_dimmed = 10; # dimmed brighness
+        display_timeout = 0; # dimmer timeout in seconds
+        brightness_dimmed = 99; # dimmed brighness
       };
     };
   };

users/common/shells/pager.nix

@@ -0,0 +1,24 @@
+{pkgs, ...}: let
+  initLua = pkgs.writeText "init.lua" ''
+    vim.opt.buftype = "nowrite"
+    vim.opt.history=0
+    vim.opt.backup=false
+    vim.opt.modeline=false
+    vim.opt.shelltemp=false
+    vim.opt.swapfile=false
+    vim.opt.undofile=false
+    vim.opt.writebackup = false
+    vim.opt.shada-file = vim.fn.stdpath "state" .. "/shada/man.shada"
+  '';
+  nvimPager = pkgs.wrapNeovimUnstable pkgs.neovim-unwrapped neovimConfig;
+  neovimConfig =
+    pkgs.neovimUtils.makeNeovimConfig {
+      wrapRc = false;
+      withPython3 = false;
+    }
+    // {
+      wrapperArgs = ["--add-flags" "--clean -u ${initLua}"];
+    };
+in {
+  home.sessionVariables.MANPAGER = "${nvimPager}/bin/nvim '+Man!'";
+}