feat: <leader>ng -> gen docs for code blocks

lua/iliya/remap.lua

@@ -10,6 +10,7 @@ vim.keymap.set("n", "<C-s>", vim.cmd.w)
 vim.keymap.set("n", "<leader>f", vim.lsp.buf.format)
 
 vim.keymap.set("n", "<leader>x", "<cmd>!chmod +x %<CR>", { silent = true })
+vim.keymap.set("n", "<leader>ng", ":lua require('neogen').generate()<CR>")
 -- vim.keymap.set("n", "<leader><leader>", function()
 --     vim.cmd("so")
 -- end)