const FOLDER_ID = "1Th4T2BrUcuzNZbnHuY2kRKYjtBfqUzna";

function cleanupFolder() {
    const folderId = FOLDER_ID; // Get from URL
    const folder = DriveApp.getFolderById(folderId);

    const files = folder.getFiles();

    while (files.hasNext()) {
        const file = files.next();

        const ageHours =
            (Date.now() - file.getDateCreated().getTime()) /
            (1000 * 60 * 60);

        if (ageHours > 24) {
            file.setTrashed(true);
        }
    }
}