see the project here: mercadoabierto
This is the backend for mercadolibre clone called by me as mercadoabierto, you can see the frontend repository here: https://github.com/carlosEdua/mercadoabierto
with yarn
yarn install
with npm
npm install
Open the file config.example.js (in the root directory) and rename it to config.js, just fill the right data like your MySQL configuration and secret string.
There is a file db.sql in the root directory, It has no data, but it has the structure of tables. Just import it.
yarn dev or npm run dev