write something there

mods/animalia/api/storage.lua

@@ -0,0 +1,22 @@
+local mod_storage = minetest.get_mod_storage()
+
+local data = {
+	spawn_points = minetest.deserialize(mod_storage:get_string("spawn_points")) or {},
+	libri_font_size  = minetest.deserialize(mod_storage:get_string("libri_font_size")) or {},
+}
+
+local function save()
+	mod_storage:set_string("spawn_points", minetest.serialize(data.spawn_points))
+	mod_storage:set_string("libri_font_size", minetest.serialize(data.libri_font_size))
+end
+
+minetest.register_on_shutdown(save)
+minetest.register_on_leaveplayer(save)
+
+local function periodic_save()
+	save()
+	minetest.after(120, periodic_save)
+end
+minetest.after(120, periodic_save)
+
+return data