budibase/packages/server/utilities/injectedPlugins/createUser.js

module.exports = ({ masterAppInternal, instanceKey, app }) => async ({ user }) => {
    const { bbMaster } = masterAppInternal;
    const existingUser =await  masterAppInternal.getUser(
        app.id, user.name);
        
    if(existingUser) return;

    const masterUser = bbMaster.recordApi  
                        .getNew(`${app.key}/users`, "user");
    masterUser.name = user.name;
    bbMaster.recordApi.setCustomId(masterUser, masterUser.name);
    masterUser.createdByMaster = false;
    masterUser.instance = await bbMaster.recordApi
                            .load(instanceKey);
                            
    masterUser.active = user.enabled;
    await bbMaster.recordApi.save(masterUser);
}

const timeout = ms => 
    new Promise(resolve => setTimeout(resolve, ms));