First of all apologies for my English (google translator).
I attach a .lua file with the translations for Spanish.
If possible I would like them to be added to the addon.
Thank you.

Note: The extension has been changed to be able to attach the file.
esES.txt

@Stoytovisiao
Thank you for the contribution! I have created PR for it #279 however some strings are missing.
Please also join our discord for easier communication of further updates :)