Add autocmd for neorg files

lua/neorg-configure.lua

@@ -1,6 +1,15 @@
 --vim.api.nvim_set_keymap('', 'à', '<Nop>', { noremap = true, silent = true })
-vim.g.maplocalleader=','
-vim.o.conceallevel=2
+local neorgroup = vim.api.nvim_create_augroup("neorg", { clear = true })
+
+vim.api.nvim_create_autocmd({"FileType"}, {
+  pattern = {"norg"},
+  group = neorgroup,
+  callback = function()
+    vim.g.maplocalleader=' '
+    vim.o.conceallevel=2
+    vim.api.nvim_set_keymap("n", "<Leader>nr", ":Neorg return<CR>", {noremap = true, silent = true, desc = "[N]eorg [R]eturn"})
+  end,
+})
 
 vim.api.nvim_set_keymap("n", "<Leader>ni", ":Neorg index<CR>", {noremap = true, silent = true})
 vim.api.nvim_set_keymap("n", "<Leader>nm", ":Neorg inject-metadata<CR>", {noremap = true, silent = true})