{
  programs.nixvim = {
    autoGroups = {
      Christoph = {};
    };

    autoCmd = [
      {
        event = "BufWritePre";
        group = "Christoph";
        pattern = "*";
        command = "%s/\\s\\+$//e";
      }
      {
        event = "LspAttach";
        group = "Christoph";
        callback.__raw = ''
          function(e)
            local opts = { buffer = e.buf }
            vim.keymap.set("n", "gd", function() vim.lsp.buf.definition() end, opts)
            vim.keymap.set("n", "K", function() vim.lsp.buf.hover() end, opts)
            vim.keymap.set("n", "<leader>vws", function() vim.lsp.buf.workspace_symbol() end, opts)
            vim.keymap.set("n", "<leader>vd", function() vim.diagnostic.open_float() end, opts)
            vim.keymap.set("n", "<leader>vca", function() vim.lsp.buf.code_action() end, opts)
            vim.keymap.set("n", "<leader>vrr", function() vim.lsp.buf.references() end, opts)
            vim.keymap.set("n", "<leader>vrn", function() vim.lsp.buf.rename() end, opts)
            vim.keymap.set("i", "<C-h>", function() vim.lsp.buf.signature_help() end, opts)
            vim.keymap.set("n", "[d", function() vim.diagnostic.goto_next() end, opts)
            vim.keymap.set("n", "]d", function() vim.diagnostic.goto_prev() end, opts)
          end
        '';
      }
    ];
  };
}