Character to Handout: Migrate character bio/gm notes/avatar into handouts with the character names

Character2Handout.js

(function(){
Campaign.characters.models.forEach(m => {
    if(!confirm(m.attributes.name)) return;

    let handout = Campaign.handouts.create({
        name: m.attributes.name,
        avatar: m.attributes.avatar
    });

    const migrateBlob = (sourceName, destName) => {
        m._getLatestBlob(sourceName, data => {

            handout.updateBlobs({
                [destName]: data
            });

            handout.save({
                [destName]: Date.now()
            });
        });
    };

    migrateBlob("bio", "notes");
    migrateBlob("gmnotes", "gmnotes");
});
})()