Add neovim, enrich user packages and nvim config

home/sscoble.nix

@@ -73,6 +73,32 @@
       '';
   };
 
+  # === Neovim minimal config ===
+  home.file.".config/nvim/init.lua" = {
+    text = ''
+      vim.opt.number = true
+      vim.opt.relativenumber = true
+      vim.opt.expandtab = true
+      vim.opt.shiftwidth = 2
+      vim.opt.tabstop = 2
+      vim.opt.smartindent = true
+      vim.opt.wrap = false
+      vim.opt.swapfile = false
+      vim.opt.backup = false
+      vim.opt.undodir = os.getenv("HOME") .. "/.vim/undodir"
+      vim.opt.undofile = true
+      vim.opt.hlsearch = false
+      vim.opt.incsearch = true
+      vim.opt.termguicolors = true
+      vim.opt.scrolloff = 8
+      vim.opt.signcolumn = "yes"
+      vim.opt.isfname:append("@-@")
+      vim.opt.updatetime = 50
+      vim.opt.colorcolumn = "100"
+      vim.g.mapleader = " "
+    '';
+  };
+
   # === Vault directory placeholder ===
   home.file."vault/.gitkeep" = { text = ""; };