annotatorjs express get request

app.get('/api/search/:name', (req, res) => {
    const {
        name
    } = req.params;
    db.find({ file_name: name }).then(doc => {
        let annotations = [];
        doc.forEach(n => {
            annotations.push(n.rows);
        });
        res.json({
            total: doc.length,
            rows: annotations
        });
    })
});