add niri and update nvim config

.config/nvim/lua/plug_init/ft_autocmds.lua

@@ -2,3 +2,7 @@ vim.api.nvim_create_autocmd({ "BufNewFile", "BufRead", "BufEnter" }, {
 	pattern = { "*.r", "*.R" },
 	command = "set ts=2 sw=2 noet",
 })
+vim.api.nvim_create_autocmd({ "BufRead", "BufEnter" }, {
+	pattern = { "*.md", "*.txt" },
+	command = "set wrap",
+})