in src/drive.ts [46:53]
export async function fetchRecentChanges(startChangeId: number, auth: JWT): Promise<ChangedFiles> {
const options = {auth, startChangeId: startChangeId.toString(), 'maxResults': 25};
const page = await drive.changes.list(options);
return {
items: changedFiles(page.data.items),
largestChangeId: numberOrZero(page.data.largestChangeId),
};
}