feat: open telescope on startup

modules/programs/nvim/new_plugins/telescope.nix

@@ -2,6 +2,18 @@ _:
 
 {
   home-manager.users.moritz.programs.nixvim = {
+    autoCmd = [
+      {
+        event = [ "VimEnter" ];
+        callback.__raw = ''
+          function()
+            if vim.fn.argc() == 0 then
+              require("telescope.builtin").find_files()
+            end
+          end
+        '';
+      }
+    ];
     plugins = {
       telescope = {
         enable = true;