salix/front/core/services/date.js

// try import 'vn-loopback/server/boot/date';

Date.vnUTC = () => {
    return new Date(Date.UTC(2022, 5, 15, 11));
};

Date.vnNew = () => {
    return new Date(Date.UTC(2022, 5, 15, 11));
};

Date.vnNow = () => {
    return new Date(Date.UTC(2022, 5, 15, 11)).getTime();
};