So first:
yarn strapi services:list
// check uid
plugin::users-permissions.user
then
// src/index.ts
export default {
...
bootstrap({ strapi }: { strapi: Strapi }) {
strapi.plugins["users-permissions"].services["user"].sendConfirmationEmail =
async (ctx) => {
console.log("my custom send confiramtion email");
};
},
};